[INFO] fetching crate a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 0.0.2...
[INFO] testing a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7-0.0.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 0.0.2 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 0.0.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 0.0.2
[INFO] finished tweaking crates.io crate a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 0.0.2
[INFO] tweaked toml for crates.io crate a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 0.0.2 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 315c198bd847e70002585791185d91d92a9c62403e27c98ff16e9e1f9843488b
[INFO] running `Command { std: "docker" "start" "-a" "315c198bd847e70002585791185d91d92a9c62403e27c98ff16e9e1f9843488b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "315c198bd847e70002585791185d91d92a9c62403e27c98ff16e9e1f9843488b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315c198bd847e70002585791185d91d92a9c62403e27c98ff16e9e1f9843488b", kill_on_drop: false }`
[INFO] [stdout] 315c198bd847e70002585791185d91d92a9c62403e27c98ff16e9e1f9843488b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad72c4ca10cda37f12abebe17a4296528ba3af4196542f54d71f1ca5a82c242c
[INFO] running `Command { std: "docker" "start" "-a" "ad72c4ca10cda37f12abebe17a4296528ba3af4196542f54d71f1ca5a82c242c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "ad72c4ca10cda37f12abebe17a4296528ba3af4196542f54d71f1ca5a82c242c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad72c4ca10cda37f12abebe17a4296528ba3af4196542f54d71f1ca5a82c242c", kill_on_drop: false }`
[INFO] [stdout] ad72c4ca10cda37f12abebe17a4296528ba3af4196542f54d71f1ca5a82c242c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 723abab238af40b240d5ec6f989676466a9ed2a64c19808829d4ee3dea1ccf10
[INFO] running `Command { std: "docker" "start" "-a" "723abab238af40b240d5ec6f989676466a9ed2a64c19808829d4ee3dea1ccf10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7 v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "723abab238af40b240d5ec6f989676466a9ed2a64c19808829d4ee3dea1ccf10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723abab238af40b240d5ec6f989676466a9ed2a64c19808829d4ee3dea1ccf10", kill_on_drop: false }`
[INFO] [stdout] 723abab238af40b240d5ec6f989676466a9ed2a64c19808829d4ee3dea1ccf10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 541f676cfc70d4c5db892b49f5b4759a82d588409efd2d26c09d8af22435db8b
[INFO] running `Command { std: "docker" "start" "-a" "541f676cfc70d4c5db892b49f5b4759a82d588409efd2d26c09d8af22435db8b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `indent`
[INFO] [stderr]  --> src/lib.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stderr]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7` (lib) generated 1 warning
[INFO] [stderr] warning: `a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7-3da367342f6372ff)
[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]    Doc-tests a1ac5d3b4f91ecaa475e6a9937deb3d84aa13925f9d41414dcdbc05d7
[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] running `Command { std: "docker" "inspect" "541f676cfc70d4c5db892b49f5b4759a82d588409efd2d26c09d8af22435db8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541f676cfc70d4c5db892b49f5b4759a82d588409efd2d26c09d8af22435db8b", kill_on_drop: false }`
[INFO] [stdout] 541f676cfc70d4c5db892b49f5b4759a82d588409efd2d26c09d8af22435db8b