[INFO] fetching crate libquilt 0.1.1...
[INFO] building libquilt-0.1.1 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate libquilt 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libquilt 0.1.1 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libquilt 0.1.1
[INFO] finished tweaking crates.io crate libquilt 0.1.1
[INFO] tweaked toml for crates.io crate libquilt 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c5be8e471ebe964f248c6745c8bd4a6248e44b8d10c44160aeb57b3453b7679
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c5be8e471ebe964f248c6745c8bd4a6248e44b8d10c44160aeb57b3453b7679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c5be8e471ebe964f248c6745c8bd4a6248e44b8d10c44160aeb57b3453b7679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5be8e471ebe964f248c6745c8bd4a6248e44b8d10c44160aeb57b3453b7679", kill_on_drop: false }`
[INFO] [stdout] 4c5be8e471ebe964f248c6745c8bd4a6248e44b8d10c44160aeb57b3453b7679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f3bd78f9f77d989794cb5ae0e0901787055d360d66364aa9dd81a853a5a247f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f3bd78f9f77d989794cb5ae0e0901787055d360d66364aa9dd81a853a5a247f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling quilt_diff v0.1.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quilt_graph v0.1.1
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling quilt_multimap v0.1.1
[INFO] [stderr]    Compiling quilt_partition v0.1.1
[INFO] [stderr]    Compiling libquilt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `self.graggles` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/storage.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let old_graggle = &self.graggles[&inode];
[INFO] [stdout]     |                            ------------- immutable borrow occurs here
[INFO] [stdout] 101 |         self.graggles.insert(ret, old_graggle.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^             ----------- immutable borrow later used here
[INFO] [stdout]     |         |
[INFO] [stdout]     |         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_live`
[INFO] [stdout]    --> src/storage/graggle.rs:523:8
[INFO] [stdout]     |
[INFO] [stdout] 523 |     fn is_live(&self, node: &NodeId) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pseudo_edges`
[INFO] [stdout]    --> src/storage/graggle.rs:528:8
[INFO] [stdout]     |
[INFO] [stdout] 528 |     fn pseudo_edges(&self, u: &NodeId) -> HashSet<NodeId> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assert_consistent`
[INFO] [stdout]    --> src/storage/graggle.rs:555:12
[INFO] [stdout]     |
[INFO] [stdout] 555 |     pub fn assert_consistent(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.03s
[INFO] running `Command { std: "docker" "inspect" "6f3bd78f9f77d989794cb5ae0e0901787055d360d66364aa9dd81a853a5a247f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3bd78f9f77d989794cb5ae0e0901787055d360d66364aa9dd81a853a5a247f", kill_on_drop: false }`
[INFO] [stdout] 6f3bd78f9f77d989794cb5ae0e0901787055d360d66364aa9dd81a853a5a247f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a793afffb6a0ddeb83c971bb3aff6c48453089f2c37e7110ef11a3d9418f23b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a793afffb6a0ddeb83c971bb3aff6c48453089f2c37e7110ef11a3d9418f23b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stdout] warning: cannot borrow `self.graggles` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/storage.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let old_graggle = &self.graggles[&inode];
[INFO] [stdout]     |                            ------------- immutable borrow occurs here
[INFO] [stdout] 101 |         self.graggles.insert(ret, old_graggle.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^             ----------- immutable borrow later used here
[INFO] [stdout]     |         |
[INFO] [stdout]     |         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_live`
[INFO] [stdout]    --> src/storage/graggle.rs:523:8
[INFO] [stdout]     |
[INFO] [stdout] 523 |     fn is_live(&self, node: &NodeId) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pseudo_edges`
[INFO] [stdout]    --> src/storage/graggle.rs:528:8
[INFO] [stdout]     |
[INFO] [stdout] 528 |     fn pseudo_edges(&self, u: &NodeId) -> HashSet<NodeId> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assert_consistent`
[INFO] [stdout]    --> src/storage/graggle.rs:555:12
[INFO] [stdout]     |
[INFO] [stdout] 555 |     pub fn assert_consistent(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling pretty_assertions v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.8.7
[INFO] [stderr]    Compiling libquilt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `self.graggles` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/storage.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let old_graggle = &self.graggles[&inode];
[INFO] [stdout]     |                            ------------- immutable borrow occurs here
[INFO] [stdout] 101 |         self.graggles.insert(ret, old_graggle.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^             ----------- immutable borrow later used here
[INFO] [stdout]     |         |
[INFO] [stdout]     |         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.37s
[INFO] running `Command { std: "docker" "inspect" "4a793afffb6a0ddeb83c971bb3aff6c48453089f2c37e7110ef11a3d9418f23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a793afffb6a0ddeb83c971bb3aff6c48453089f2c37e7110ef11a3d9418f23b", kill_on_drop: false }`
[INFO] [stdout] 4a793afffb6a0ddeb83c971bb3aff6c48453089f2c37e7110ef11a3d9418f23b
