[INFO] cloning repository https://github.com/SoimanVasile/multigraphrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SoimanVasile/multigraphrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoimanVasile%2Fmultigraphrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoimanVasile%2Fmultigraphrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2639533f4d2715e30ed7033929030d5d7008b3b9
[INFO] testing SoimanVasile/multigraphrs against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoimanVasile%2Fmultigraphrs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SoimanVasile/multigraphrs
[INFO] finished tweaking git repo https://github.com/SoimanVasile/multigraphrs
[INFO] tweaked toml for git repo https://github.com/SoimanVasile/multigraphrs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SoimanVasile/multigraphrs on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SoimanVasile/multigraphrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76aadd2cdfc2ba2fdae1761d2747dd4a88676d6e1a4b093c9c1366b636e9088e
[INFO] running `Command { std: "docker" "start" "-a" "76aadd2cdfc2ba2fdae1761d2747dd4a88676d6e1a4b093c9c1366b636e9088e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76aadd2cdfc2ba2fdae1761d2747dd4a88676d6e1a4b093c9c1366b636e9088e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76aadd2cdfc2ba2fdae1761d2747dd4a88676d6e1a4b093c9c1366b636e9088e", kill_on_drop: false }`
[INFO] [stdout] 76aadd2cdfc2ba2fdae1761d2747dd4a88676d6e1a4b093c9c1366b636e9088e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36356ffe9447b61ae29ffdee241b809793a5a64aa09fd12a47a5dcfd6910a9d8
[INFO] running `Command { std: "docker" "start" "-a" "36356ffe9447b61ae29ffdee241b809793a5a64aa09fd12a47a5dcfd6910a9d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling multigraphrs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::storage::disk_storage::super_block`
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::storage::disk_storage::super_block;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut file_structure = OpenOptions::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut file_data = OpenOptions::new()
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `edge`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:47
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_edge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:63
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 | /         self.file_structure.
[INFO] [stdout] 130 | |             seek(SeekFrom::Start(*offset));
[INFO] [stdout]     | |__________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let _ = self.file_structure.
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | /         self.file_structure.
[INFO] [stdout] 132 | |             write_all(&[0; 1024]);
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let _ = self.file_structure.
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 | /         self.file_structure
[INFO] [stdout] 134 | |             .seek(SeekFrom::Start(0));
[INFO] [stdout]     | |_____________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let _ = self.file_structure
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.file_structure.write_all(disk_edge_bytes);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let _ = self.file_structure.write_all(disk_edge_bytes);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let _ = self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         self.file_data.write_all(weight_data_bytes);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let _ = self.file_data.write_all(weight_data_bytes);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.file_data.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let _ = self.file_data.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let _ = self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "36356ffe9447b61ae29ffdee241b809793a5a64aa09fd12a47a5dcfd6910a9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36356ffe9447b61ae29ffdee241b809793a5a64aa09fd12a47a5dcfd6910a9d8", kill_on_drop: false }`
[INFO] [stdout] 36356ffe9447b61ae29ffdee241b809793a5a64aa09fd12a47a5dcfd6910a9d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6849f42ac873988242c6d14a7f126f830e380c053d7ac7d2e98b0b24549b346
[INFO] running `Command { std: "docker" "start" "-a" "c6849f42ac873988242c6d14a7f126f830e380c053d7ac7d2e98b0b24549b346", kill_on_drop: false }`
[INFO] [stderr]    Compiling multigraphrs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::storage::disk_storage::super_block`
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::storage::disk_storage::super_block;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut file_structure = OpenOptions::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut file_data = OpenOptions::new()
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `edge`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:47
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_edge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:63
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 | /         self.file_structure.
[INFO] [stdout] 130 | |             seek(SeekFrom::Start(*offset));
[INFO] [stdout]     | |__________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let _ = self.file_structure.
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | /         self.file_structure.
[INFO] [stdout] 132 | |             write_all(&[0; 1024]);
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let _ = self.file_structure.
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 | /         self.file_structure
[INFO] [stdout] 134 | |             .seek(SeekFrom::Start(0));
[INFO] [stdout]     | |_____________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let _ = self.file_structure
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.file_structure.write_all(disk_edge_bytes);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let _ = self.file_structure.write_all(disk_edge_bytes);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let _ = self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         self.file_data.write_all(weight_data_bytes);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let _ = self.file_data.write_all(weight_data_bytes);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.file_data.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let _ = self.file_data.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let _ = self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GraphErrors`
[INFO] [stdout]  --> tests/query_methods.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use multigraphrs::{Directed, GraphErrors, MultiGraph, Undirected, Weighted, WeightedDirected};
[INFO] [stdout]   |                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::storage::disk_storage::super_block`
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::storage::disk_storage::super_block;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut file_structure = OpenOptions::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/disk_storage/disk_multigraph.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut file_data = OpenOptions::new()
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `edge`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:47
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_edge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:223:63
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stdout]     |                                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 | /         self.file_structure.
[INFO] [stdout] 130 | |             seek(SeekFrom::Start(*offset));
[INFO] [stdout]     | |__________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let _ = self.file_structure.
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | /         self.file_structure.
[INFO] [stdout] 132 | |             write_all(&[0; 1024]);
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let _ = self.file_structure.
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 | /         self.file_structure
[INFO] [stdout] 134 | |             .seek(SeekFrom::Start(0));
[INFO] [stdout]     | |_____________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let _ = self.file_structure
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.file_structure.write_all(disk_edge_bytes);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let _ = self.file_structure.write_all(disk_edge_bytes);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let _ = self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         self.file_data.write_all(weight_data_bytes);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let _ = self.file_data.write_all(weight_data_bytes);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         self.file_data.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let _ = self.file_data.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/storage/disk_storage/disk_multigraph.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let _ = self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> tests/free_space_manager.rs:399:57
[INFO] [stdout]     |
[INFO] [stdout] 399 |     let keys_before: Vec<&str> = g.iter().map(|(k, _)| k.clone()).collect();
[INFO] [stdout]     |                                                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> tests/free_space_manager.rs:406:56
[INFO] [stdout]     |
[INFO] [stdout] 406 |     let keys_after: Vec<&str> = g.iter().map(|(k, _)| k.clone()).collect();
[INFO] [stdout]     |                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "c6849f42ac873988242c6d14a7f126f830e380c053d7ac7d2e98b0b24549b346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6849f42ac873988242c6d14a7f126f830e380c053d7ac7d2e98b0b24549b346", kill_on_drop: false }`
[INFO] [stdout] c6849f42ac873988242c6d14a7f126f830e380c053d7ac7d2e98b0b24549b346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 363c30d495d43163efc2c2b2c7b8354bd84e0c20efadfe0278aedfaa1857aa7b
[INFO] running `Command { std: "docker" "start" "-a" "363c30d495d43163efc2c2b2c7b8354bd84e0c20efadfe0278aedfaa1857aa7b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::storage::disk_storage::super_block`
[INFO] [stderr]   --> src/storage/disk_storage/disk_multigraph.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::storage::disk_storage::super_block;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/disk_storage/disk_multigraph.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let mut file_structure = OpenOptions::new()
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/disk_storage/disk_multigraph.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut file_data = OpenOptions::new()
[INFO] [stderr]    |             ----^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `source`
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:223:34
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stderr]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `edge`
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:223:47
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stderr]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_edge`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `func`
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:223:63
[INFO] [stderr]     |
[INFO] [stderr] 223 |     fn remove_edge<F>(&mut self, source: u32, edge: &Edge<W>, func: F) -> Result<Edge<W>, crate::GraphErrors>
[INFO] [stderr]     |                                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let _ = self.file_node.seek(SeekFrom::Start(offset));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |         self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let _ = self.file_node.write_all(disk_node.convert_to_bytes());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 | /         self.file_structure.
[INFO] [stderr] 130 | |             seek(SeekFrom::Start(*offset));
[INFO] [stderr]     | |__________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let _ = self.file_structure.
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 | /         self.file_structure.
[INFO] [stderr] 132 | |             write_all(&[0; 1024]);
[INFO] [stderr]     | |_________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let _ = self.file_structure.
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 | /         self.file_structure
[INFO] [stderr] 134 | |             .seek(SeekFrom::Start(0));
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let _ = self.file_structure
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         self.file_structure.write_all(disk_edge_bytes);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let _ = self.file_structure.write_all(disk_edge_bytes);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let _ = self.file_data.seek(SeekFrom::Start(*weight_offset));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         self.file_data.write_all(weight_data_bytes);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 149 |         let _ = self.file_data.write_all(weight_data_bytes);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         self.file_data.seek(SeekFrom::Start(0));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 150 |         let _ = self.file_data.seek(SeekFrom::Start(0));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |         self.file_node.seek(SeekFrom::Start(0));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let _ = self.file_node.seek(SeekFrom::Start(0));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/storage/disk_storage/disk_multigraph.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |         self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let _ = self.file_node.write_all(superblock.convert_to_bytes());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `multigraphrs` (lib) generated 18 warnings (run `cargo fix --lib -p multigraphrs` to apply 6 suggestions)
[INFO] [stderr] warning: `multigraphrs` (lib test) generated 18 warnings (18 duplicates)
[INFO] [stderr] warning: unused import: `GraphErrors`
[INFO] [stderr]  --> tests/query_methods.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use multigraphrs::{Directed, GraphErrors, MultiGraph, Undirected, Weighted, WeightedDirected};
[INFO] [stderr]   |                              ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> tests/free_space_manager.rs:399:57
[INFO] [stderr]     |
[INFO] [stderr] 399 |     let keys_before: Vec<&str> = g.iter().map(|(k, _)| k.clone()).collect();
[INFO] [stderr]     |                                                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> tests/free_space_manager.rs:406:56
[INFO] [stderr]     |
[INFO] [stderr] 406 |     let keys_after: Vec<&str> = g.iter().map(|(k, _)| k.clone()).collect();
[INFO] [stderr]     |                                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `multigraphrs` (test "query_methods") generated 1 warning (run `cargo fix --test "query_methods" -p multigraphrs` to apply 1 suggestion)
[INFO] [stderr] warning: `multigraphrs` (test "free_space_manager") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multigraphrs-1df1b7c00e697f34)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/add_node.rs (/opt/rustwide/target/debug/deps/add_node-f0c3ea0267be11d4)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test add_node_different_key_types_char ... ok
[INFO] [stdout] test add_node_duplicate_returns_error ... ok
[INFO] [stdout] test add_node_returns_the_inserted_key ... ok
[INFO] [stdout] test degree_on_nonexistent_node ... ok
[INFO] [stdout] test add_node_different_key_types_str ... ok
[INFO] [stdout] test add_node_initial_degree_is_zero ... ok
[INFO] [stdout] test add_node_many_nodes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/directed.rs (/opt/rustwide/target/debug/deps/directed-c93e83a1ccddc43d)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test add_edge_target_missing ... ok
[INFO] [stdout] test add_edge_both_missing ... ok
[INFO] [stdout] test add_edge_source_missing ... ok
[INFO] [stdout] test multiple_targets ... ok
[INFO] [stdout] test remove_edge_missing_node ... ok
[INFO] [stdout] test remove_edge_success ... ok
[INFO] [stdout] test remove_edge_nonexistent ... ok
[INFO] [stdout] test remove_one_of_parallel_edges ... ok
[INFO] [stdout] test edge_is_one_way ... ok
[INFO] [stdout] test add_edge_success ... ok
[INFO] [stdout] test multiple_edges_same_pair ... ok
[INFO] [stdout] test self_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]      Running tests/disk_storage.rs (/opt/rustwide/target/debug/deps/disk_storage-a1bf90200715dbff)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_add_node_increases_node_count ... ok
[INFO] [stdout] test test_contains_edge ... ok
[INFO] [stdout] test test_get_edges ... ok
[INFO] [stdout] test test_add_edge_to_node_and_counts ... ok
[INFO] [stdout] test test_increment_node_counter ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test disk_storage`
[INFO] [stdout] test test_remove_edge ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_remove_edge stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_remove_edge' (45) panicked at src/storage/disk_storage/disk_multigraph.rs:226:9:
[INFO] [stdout] not implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64b82b5eae2a - std[1209cfb42f6d497f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64b82b5eae2a - std[1209cfb42f6d497f]::backtrace_rs::backtrace::trace_unsynchronized::<std[1209cfb42f6d497f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64b82b5eae2a - std[1209cfb42f6d497f]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x64b82b5eae2a - <<std[1209cfb42f6d497f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[4a92201981c6b77a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x64b82b5fee1a - <core[4a92201981c6b77a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x64b82b5fee1a - core[4a92201981c6b77a]::fmt::write
[INFO] [stdout]    6:     0x64b82b5ef7d2 - std[1209cfb42f6d497f]::io::default_write_fmt::<alloc[420bb310a727dfd7]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x64b82b5ef7d2 - <alloc[420bb310a727dfd7]::vec::Vec<u8> as std[1209cfb42f6d497f]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x64b82b5c886f - <std[1209cfb42f6d497f]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x64b82b5c886f - std[1209cfb42f6d497f]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x64b82b5e2c99 - std[1209cfb42f6d497f]::panicking::default_hook
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x64b82b57c22c - <alloc[420bb310a727dfd7]::boxed::Box<dyn for<'a, 'b> core[4a92201981c6b77a]::ops::function::Fn<(&'a std[1209cfb42f6d497f]::panic::PanicHookInfo<'b>,), Output = ()> + core[4a92201981c6b77a]::marker::Sync + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::Fn<(&std[1209cfb42f6d497f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x64b82b57c22c - test[59e67a9bc0e119f1]::test_main_inner::<test[59e67a9bc0e119f1]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x64b82b5e2e52 - <alloc[420bb310a727dfd7]::boxed::Box<dyn for<'a, 'b> core[4a92201981c6b77a]::ops::function::Fn<(&'a std[1209cfb42f6d497f]::panic::PanicHookInfo<'b>,), Output = ()> + core[4a92201981c6b77a]::marker::Sync + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::Fn<(&std[1209cfb42f6d497f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x64b82b5e2e52 - std[1209cfb42f6d497f]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x64b82b5c895a - std[1209cfb42f6d497f]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x64b82b5bda59 - std[1209cfb42f6d497f]::sys::backtrace::__rust_end_short_backtrace::<std[1209cfb42f6d497f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x64b82b5c963d - __rustc[4effac393e9f3da6]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x64b82b5ff50c - core[4a92201981c6b77a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x64b82b5ff4d2 - core[4a92201981c6b77a]::panicking::panic
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x64b82b56a55e - <multigraphrs[3e64533d082d5a56]::storage::disk_storage::disk_multigraph::DiskStorage<u32> as multigraphrs[3e64533d082d5a56]::storage::storage_backend::StorageBackend<u32>>::remove_edge::<disk_storage[1bba8b726b281c59]::test_remove_edge::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/disk_storage/disk_multigraph.rs:226:9
[INFO] [stdout]   21:     0x64b82b56ae09 - disk_storage[1bba8b726b281c59]::test_remove_edge
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/disk_storage.rs:131:28
[INFO] [stdout]   22:     0x64b82b56a667 - disk_storage[1bba8b726b281c59]::test_remove_edge::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/disk_storage.rs:119:22
[INFO] [stdout]   23:     0x64b82b56edc6 - <disk_storage[1bba8b726b281c59]::test_remove_edge::{closure#0} as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x64b82b56f50b - <fn() -> core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x64b82b56f50b - test[59e67a9bc0e119f1]::__rust_begin_short_backtrace::<core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>, fn() -> core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x64b82b57ccfb - test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x64b82b57ccfb - <core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x64b82b57ccfb - std[1209cfb42f6d497f]::panicking::catch_unwind::do_call::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>, core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x64b82b57ccfb - std[1209cfb42f6d497f]::panicking::catch_unwind::<core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>, core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x64b82b57ccfb - std[1209cfb42f6d497f]::panic::catch_unwind::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>, core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x64b82b57ccfb - test[59e67a9bc0e119f1]::run_test_in_process
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x64b82b57ccfb - test[59e67a9bc0e119f1]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x64b82b576414 - test[59e67a9bc0e119f1]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x64b82b576414 - std[1209cfb42f6d497f]::sys::backtrace::__rust_begin_short_backtrace::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x64b82b57f902 - std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x64b82b57f902 - <core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x64b82b57f902 - std[1209cfb42f6d497f]::panicking::catch_unwind::do_call::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x64b82b57f902 - std[1209cfb42f6d497f]::panicking::catch_unwind::<(), core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x64b82b57f902 - std[1209cfb42f6d497f]::panic::catch_unwind::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x64b82b57f902 - std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x64b82b57f902 - <std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1} as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x64b82b5ea73f - <alloc[420bb310a727dfd7]::boxed::Box<dyn core[4a92201981c6b77a]::ops::function::FnOnce<(), Output = ()> + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   43:     0x64b82b5ea73f - <std[1209cfb42f6d497f]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7b0b68d3caa4 - <unknown>
[INFO] [stdout]   45:     0x7b0b68dc9a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_remove_edge
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "363c30d495d43163efc2c2b2c7b8354bd84e0c20efadfe0278aedfaa1857aa7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "363c30d495d43163efc2c2b2c7b8354bd84e0c20efadfe0278aedfaa1857aa7b", kill_on_drop: false }`
[INFO] [stdout] 363c30d495d43163efc2c2b2c7b8354bd84e0c20efadfe0278aedfaa1857aa7b
