[INFO] fetching crate mkisofs-rs 0.1.1...
[INFO] checking mkisofs-rs-0.1.1 against beta for pr-78714
[INFO] extracting crate mkisofs-rs 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mkisofs-rs 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mkisofs-rs 0.1.1
[INFO] finished tweaking crates.io crate mkisofs-rs 0.1.1
[INFO] tweaked toml for crates.io crate mkisofs-rs 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c7a359be8114b25f244a17fa865e446fa2f1dc119181f24b1917314bbbb0028
[INFO] running `Command { std: "docker" "start" "-a" "9c7a359be8114b25f244a17fa865e446fa2f1dc119181f24b1917314bbbb0028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c7a359be8114b25f244a17fa865e446fa2f1dc119181f24b1917314bbbb0028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7a359be8114b25f244a17fa865e446fa2f1dc119181f24b1917314bbbb0028", kill_on_drop: false }`
[INFO] [stdout] 9c7a359be8114b25f244a17fa865e446fa2f1dc119181f24b1917314bbbb0028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0c04b0c6630934c37109ae8b661d173a0501954337481aaf617f60fe54f9b3f
[INFO] running `Command { std: "docker" "start" "-a" "a0c04b0c6630934c37109ae8b661d173a0501954337481aaf617f60fe54f9b3f", kill_on_drop: false }`
[INFO] [stderr]     Checking mkisofs-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/iso/utils.rs:99:59
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let mut sector_number = (disk_lba % sector_count) + 1;;
[INFO] [stdout]    |                                                           ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iso/file_entry.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn open_content_provider(&self) -> Box<Read> {
[INFO] [stdout]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iso/file_entry.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let mut file: Box<Read> = self.open_content_provider();
[INFO] [stdout]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iso/mod.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut content: Box<Read> = file.open_content_provider();
[INFO] [stdout]     |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/iso/utils.rs:99:59
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let mut sector_number = (disk_lba % sector_count) + 1;;
[INFO] [stdout]    |                                                           ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/iso/file_entry.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn open_content_provider(&self) -> Box<Read> {
[INFO] [stdout]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iso/file_entry.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let mut file: Box<Read> = self.open_content_provider();
[INFO] [stdout]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/iso/mod.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut content: Box<Read> = file.open_content_provider();
[INFO] [stdout]     |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "a0c04b0c6630934c37109ae8b661d173a0501954337481aaf617f60fe54f9b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c04b0c6630934c37109ae8b661d173a0501954337481aaf617f60fe54f9b3f", kill_on_drop: false }`
[INFO] [stdout] a0c04b0c6630934c37109ae8b661d173a0501954337481aaf617f60fe54f9b3f