[INFO] fetching crate barfs 0.1.1...
[INFO] testing barfs-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate barfs 0.1.1 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate barfs 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate barfs 0.1.1
[INFO] finished tweaking crates.io crate barfs 0.1.1
[INFO] tweaked toml for crates.io crate barfs 0.1.1 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate crates.io crate barfs 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bfdd45ad863da27fd5626f01e198667851ee848c18a5db6dbf15552eb8390f9
[INFO] running `Command { std: "docker" "start" "-a" "1bfdd45ad863da27fd5626f01e198667851ee848c18a5db6dbf15552eb8390f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bfdd45ad863da27fd5626f01e198667851ee848c18a5db6dbf15552eb8390f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfdd45ad863da27fd5626f01e198667851ee848c18a5db6dbf15552eb8390f9", kill_on_drop: false }`
[INFO] [stdout] 1bfdd45ad863da27fd5626f01e198667851ee848c18a5db6dbf15552eb8390f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfa7e74a9b2f46b4491d95717ddbd2183ef306cc8bbc3498a711ef0a427fd87e
[INFO] running `Command { std: "docker" "start" "-a" "cfa7e74a9b2f46b4491d95717ddbd2183ef306cc8bbc3498a711ef0a427fd87e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cranelift-entity v0.78.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.78.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.78.0
[INFO] [stderr]    Compiling cranelift-bforest v0.78.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling regalloc v0.0.32
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling cranelift-codegen v0.78.0
[INFO] [stderr]    Compiling cranelift-frontend v0.78.0
[INFO] [stderr]    Compiling cranelift-module v0.78.0
[INFO] [stderr]    Compiling cranelift-native v0.78.0
[INFO] [stderr]    Compiling cranelift-jit v0.78.0
[INFO] [stderr]    Compiling cranelift v0.78.0
[INFO] [stderr]    Compiling barfs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.69s
[INFO] running `Command { std: "docker" "inspect" "cfa7e74a9b2f46b4491d95717ddbd2183ef306cc8bbc3498a711ef0a427fd87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa7e74a9b2f46b4491d95717ddbd2183ef306cc8bbc3498a711ef0a427fd87e", kill_on_drop: false }`
[INFO] [stdout] cfa7e74a9b2f46b4491d95717ddbd2183ef306cc8bbc3498a711ef0a427fd87e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5160838c44031db4bf10e56cced35997bd664cdea8a0ee7b76c6f9b681557781
[INFO] running `Command { std: "docker" "start" "-a" "5160838c44031db4bf10e56cced35997bd664cdea8a0ee7b76c6f9b681557781", kill_on_drop: false }`
[INFO] [stderr]    Compiling barfs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "5160838c44031db4bf10e56cced35997bd664cdea8a0ee7b76c6f9b681557781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5160838c44031db4bf10e56cced35997bd664cdea8a0ee7b76c6f9b681557781", kill_on_drop: false }`
[INFO] [stdout] 5160838c44031db4bf10e56cced35997bd664cdea8a0ee7b76c6f9b681557781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 330f90e748ec279873efed7b5a785664823195301f59c5e106fcf3ece6167e7a
[INFO] running `Command { std: "docker" "start" "-a" "330f90e748ec279873efed7b5a785664823195301f59c5e106fcf3ece6167e7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/barfs-a35840a4362bfc0a)
[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" "330f90e748ec279873efed7b5a785664823195301f59c5e106fcf3ece6167e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330f90e748ec279873efed7b5a785664823195301f59c5e106fcf3ece6167e7a", kill_on_drop: false }`
[INFO] [stdout] 330f90e748ec279873efed7b5a785664823195301f59c5e106fcf3ece6167e7a