[INFO] fetching crate chatters 0.1.0...
[INFO] testing chatters-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate chatters 0.1.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate chatters 0.1.0 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 chatters 0.1.0
[INFO] finished tweaking crates.io crate chatters 0.1.0
[INFO] tweaked toml for crates.io crate chatters 0.1.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate crates.io crate chatters 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 10cff9db8bbd2b907aa55cf1c93752bc781403b241124f6fffc98a1c6e559fda
[INFO] running `Command { std: "docker" "start" "-a" "10cff9db8bbd2b907aa55cf1c93752bc781403b241124f6fffc98a1c6e559fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10cff9db8bbd2b907aa55cf1c93752bc781403b241124f6fffc98a1c6e559fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10cff9db8bbd2b907aa55cf1c93752bc781403b241124f6fffc98a1c6e559fda", kill_on_drop: false }`
[INFO] [stdout] 10cff9db8bbd2b907aa55cf1c93752bc781403b241124f6fffc98a1c6e559fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 20089d128f1502b54bb9a94ca8144d81b9f22336dd3d2c404e32aefaeccd3b8c
[INFO] running `Command { std: "docker" "start" "-a" "20089d128f1502b54bb9a94ca8144d81b9f22336dd3d2c404e32aefaeccd3b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling chatters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "20089d128f1502b54bb9a94ca8144d81b9f22336dd3d2c404e32aefaeccd3b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20089d128f1502b54bb9a94ca8144d81b9f22336dd3d2c404e32aefaeccd3b8c", kill_on_drop: false }`
[INFO] [stdout] 20089d128f1502b54bb9a94ca8144d81b9f22336dd3d2c404e32aefaeccd3b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] d8519ccd5140e1394ae54a2a9ca4108891842418213cca2bf59c8e244f447c02
[INFO] running `Command { std: "docker" "start" "-a" "d8519ccd5140e1394ae54a2a9ca4108891842418213cca2bf59c8e244f447c02", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chatters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "d8519ccd5140e1394ae54a2a9ca4108891842418213cca2bf59c8e244f447c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8519ccd5140e1394ae54a2a9ca4108891842418213cca2bf59c8e244f447c02", kill_on_drop: false }`
[INFO] [stdout] d8519ccd5140e1394ae54a2a9ca4108891842418213cca2bf59c8e244f447c02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 837f1fd2a444c5d4b8e122f1f20d0f0163d6f217449fbb8defe0ec43446d3330
[INFO] running `Command { std: "docker" "start" "-a" "837f1fd2a444c5d4b8e122f1f20d0f0163d6f217449fbb8defe0ec43446d3330", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chatters-9312b5d7c09e6c56)
[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" "837f1fd2a444c5d4b8e122f1f20d0f0163d6f217449fbb8defe0ec43446d3330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837f1fd2a444c5d4b8e122f1f20d0f0163d6f217449fbb8defe0ec43446d3330", kill_on_drop: false }`
[INFO] [stdout] 837f1fd2a444c5d4b8e122f1f20d0f0163d6f217449fbb8defe0ec43446d3330