[INFO] fetching crate stavec 0.1.1...
[INFO] testing stavec-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stavec 0.1.1 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate stavec 0.1.1 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 stavec 0.1.1
[INFO] finished tweaking crates.io crate stavec 0.1.1
[INFO] tweaked toml for crates.io crate stavec 0.1.1 written to /workspace/builds/worker-67/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 12ca75a141e70b35eec0d4955ccef93d64ba1f054aa9ae5b7d2905f8e332264c
[INFO] running `Command { std: "docker" "start" "-a" "12ca75a141e70b35eec0d4955ccef93d64ba1f054aa9ae5b7d2905f8e332264c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12ca75a141e70b35eec0d4955ccef93d64ba1f054aa9ae5b7d2905f8e332264c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ca75a141e70b35eec0d4955ccef93d64ba1f054aa9ae5b7d2905f8e332264c", kill_on_drop: false }`
[INFO] [stdout] 12ca75a141e70b35eec0d4955ccef93d64ba1f054aa9ae5b7d2905f8e332264c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 5e93749abebe5e52ab2be2be95b49c15f0dab37a58460df9dfbf276de558a174
[INFO] running `Command { std: "docker" "start" "-a" "5e93749abebe5e52ab2be2be95b49c15f0dab37a58460df9dfbf276de558a174", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stavec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "5e93749abebe5e52ab2be2be95b49c15f0dab37a58460df9dfbf276de558a174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e93749abebe5e52ab2be2be95b49c15f0dab37a58460df9dfbf276de558a174", kill_on_drop: false }`
[INFO] [stdout] 5e93749abebe5e52ab2be2be95b49c15f0dab37a58460df9dfbf276de558a174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 1189e269b30f452516b13b12b0be3124bca8372241b6505a89239c57e3966133
[INFO] running `Command { std: "docker" "start" "-a" "1189e269b30f452516b13b12b0be3124bca8372241b6505a89239c57e3966133", 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] [stderr]    Compiling stavec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "1189e269b30f452516b13b12b0be3124bca8372241b6505a89239c57e3966133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1189e269b30f452516b13b12b0be3124bca8372241b6505a89239c57e3966133", kill_on_drop: false }`
[INFO] [stdout] 1189e269b30f452516b13b12b0be3124bca8372241b6505a89239c57e3966133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 2fe3b60310181c11f6459501f24f3def4b2fe04b819e7bace27ba2e3ded51d63
[INFO] running `Command { std: "docker" "start" "-a" "2fe3b60310181c11f6459501f24f3def4b2fe04b819e7bace27ba2e3ded51d63", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stavec-8aac2333dcf72f22)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::drop ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::extend ... ok
[INFO] [stdout] test tests::fmt ... ok
[INFO] [stdout] test tests::full ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::iter_drop ... ok
[INFO] [stdout] test tests::push_pop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stavec
[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" "2fe3b60310181c11f6459501f24f3def4b2fe04b819e7bace27ba2e3ded51d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe3b60310181c11f6459501f24f3def4b2fe04b819e7bace27ba2e3ded51d63", kill_on_drop: false }`
[INFO] [stdout] 2fe3b60310181c11f6459501f24f3def4b2fe04b819e7bace27ba2e3ded51d63