[INFO] fetching crate joke 0.0.0...
[INFO] testing joke-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate joke 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate joke 0.0.0 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 joke 0.0.0
[INFO] finished tweaking crates.io crate joke 0.0.0
[INFO] tweaked toml for crates.io crate joke 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate joke 0.0.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b0ccd379c797692f9df2f97268fdb75b52463a669c45ba8390cdfe6c2398cafe
[INFO] running `Command { std: "docker" "start" "-a" "b0ccd379c797692f9df2f97268fdb75b52463a669c45ba8390cdfe6c2398cafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0ccd379c797692f9df2f97268fdb75b52463a669c45ba8390cdfe6c2398cafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ccd379c797692f9df2f97268fdb75b52463a669c45ba8390cdfe6c2398cafe", kill_on_drop: false }`
[INFO] [stdout] b0ccd379c797692f9df2f97268fdb75b52463a669c45ba8390cdfe6c2398cafe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9b78b973841bec1993d9dc8282208ab697e9584d09b7821b45dbdb20bd0a9c8e
[INFO] running `Command { std: "docker" "start" "-a" "9b78b973841bec1993d9dc8282208ab697e9584d09b7821b45dbdb20bd0a9c8e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling joke v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "9b78b973841bec1993d9dc8282208ab697e9584d09b7821b45dbdb20bd0a9c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b78b973841bec1993d9dc8282208ab697e9584d09b7821b45dbdb20bd0a9c8e", kill_on_drop: false }`
[INFO] [stdout] 9b78b973841bec1993d9dc8282208ab697e9584d09b7821b45dbdb20bd0a9c8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2f142fd14309ae5d091f30442c69da1789f48286e120ae00c8bc5d33ff961b77
[INFO] running `Command { std: "docker" "start" "-a" "2f142fd14309ae5d091f30442c69da1789f48286e120ae00c8bc5d33ff961b77", kill_on_drop: false }`
[INFO] [stderr]    Compiling joke v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/joke-ba7474b6a3d94178)
[INFO] running `Command { std: "docker" "inspect" "2f142fd14309ae5d091f30442c69da1789f48286e120ae00c8bc5d33ff961b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f142fd14309ae5d091f30442c69da1789f48286e120ae00c8bc5d33ff961b77", kill_on_drop: false }`
[INFO] [stdout] 2f142fd14309ae5d091f30442c69da1789f48286e120ae00c8bc5d33ff961b77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b4303576484c670e672992f9c5b481a64003a040d3d75bbffce72ab4cc6b029a
[INFO] running `Command { std: "docker" "start" "-a" "b4303576484c670e672992f9c5b481a64003a040d3d75bbffce72ab4cc6b029a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/joke-ba7474b6a3d94178)
[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" "b4303576484c670e672992f9c5b481a64003a040d3d75bbffce72ab4cc6b029a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4303576484c670e672992f9c5b481a64003a040d3d75bbffce72ab4cc6b029a", kill_on_drop: false }`
[INFO] [stdout] b4303576484c670e672992f9c5b481a64003a040d3d75bbffce72ab4cc6b029a