[INFO] fetching crate preftool-file 0.2.0...
[INFO] testing preftool-file-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate preftool-file 0.2.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate preftool-file 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preftool-file 0.2.0
[INFO] finished tweaking crates.io crate preftool-file 0.2.0
[INFO] tweaked toml for crates.io crate preftool-file 0.2.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e63c948c59470084da5014cbec58abae12d1a8d16c697f9da51925bb6ac0872
[INFO] running `Command { std: "docker" "start" "-a" "6e63c948c59470084da5014cbec58abae12d1a8d16c697f9da51925bb6ac0872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e63c948c59470084da5014cbec58abae12d1a8d16c697f9da51925bb6ac0872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e63c948c59470084da5014cbec58abae12d1a8d16c697f9da51925bb6ac0872", kill_on_drop: false }`
[INFO] [stdout] 6e63c948c59470084da5014cbec58abae12d1a8d16c697f9da51925bb6ac0872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64413b9a2b96b27e5466a144f3427db528a896050f7fb2a35d81d6793f24b897
[INFO] running `Command { std: "docker" "start" "-a" "64413b9a2b96b27e5466a144f3427db528a896050f7fb2a35d81d6793f24b897", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling dirs-sys v0.1.0
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling preftool v0.2.0
[INFO] [stderr]    Compiling preftool-dirs v0.2.0
[INFO] [stderr]    Compiling preftool-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.03s
[INFO] running `Command { std: "docker" "inspect" "64413b9a2b96b27e5466a144f3427db528a896050f7fb2a35d81d6793f24b897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64413b9a2b96b27e5466a144f3427db528a896050f7fb2a35d81d6793f24b897", kill_on_drop: false }`
[INFO] [stdout] 64413b9a2b96b27e5466a144f3427db528a896050f7fb2a35d81d6793f24b897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15d2f436f2f044e62c021fab8b6998ecdce15cb24b2d8ab3019bb7cf4af14ece
[INFO] running `Command { std: "docker" "start" "-a" "15d2f436f2f044e62c021fab8b6998ecdce15cb24b2d8ab3019bb7cf4af14ece", kill_on_drop: false }`
[INFO] [stderr]    Compiling preftool-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/preftool_file-683dc389efc958d8)
[INFO] running `Command { std: "docker" "inspect" "15d2f436f2f044e62c021fab8b6998ecdce15cb24b2d8ab3019bb7cf4af14ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d2f436f2f044e62c021fab8b6998ecdce15cb24b2d8ab3019bb7cf4af14ece", kill_on_drop: false }`
[INFO] [stdout] 15d2f436f2f044e62c021fab8b6998ecdce15cb24b2d8ab3019bb7cf4af14ece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 526413ef50f0bd549152a23e59f30bbfa2a52e0fabbe03c5e4a54e90ad7772eb
[INFO] running `Command { std: "docker" "start" "-a" "526413ef50f0bd549152a23e59f30bbfa2a52e0fabbe03c5e4a54e90ad7772eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/preftool_file-683dc389efc958d8)
[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 preftool-file
[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" "526413ef50f0bd549152a23e59f30bbfa2a52e0fabbe03c5e4a54e90ad7772eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526413ef50f0bd549152a23e59f30bbfa2a52e0fabbe03c5e4a54e90ad7772eb", kill_on_drop: false }`
[INFO] [stdout] 526413ef50f0bd549152a23e59f30bbfa2a52e0fabbe03c5e4a54e90ad7772eb