[INFO] fetching crate rcref 0.1.0...
[INFO] testing rcref-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rcref 0.1.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate rcref 0.1.0 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 rcref 0.1.0
[INFO] finished tweaking crates.io crate rcref 0.1.0
[INFO] tweaked toml for crates.io crate rcref 0.1.0 written to /workspace/builds/worker-49/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59349596fff3e42028fb0197fa1c7ebf794e7e32fca7304f726bde31ab7c25e5
[INFO] running `Command { std: "docker" "start" "-a" "59349596fff3e42028fb0197fa1c7ebf794e7e32fca7304f726bde31ab7c25e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59349596fff3e42028fb0197fa1c7ebf794e7e32fca7304f726bde31ab7c25e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59349596fff3e42028fb0197fa1c7ebf794e7e32fca7304f726bde31ab7c25e5", kill_on_drop: false }`
[INFO] [stdout] 59349596fff3e42028fb0197fa1c7ebf794e7e32fca7304f726bde31ab7c25e5
[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=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] 87d465aa81520b6ff0b387478e605328c81a745de5da50c563365575e7d05821
[INFO] running `Command { std: "docker" "start" "-a" "87d465aa81520b6ff0b387478e605328c81a745de5da50c563365575e7d05821", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcref v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "87d465aa81520b6ff0b387478e605328c81a745de5da50c563365575e7d05821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d465aa81520b6ff0b387478e605328c81a745de5da50c563365575e7d05821", kill_on_drop: false }`
[INFO] [stdout] 87d465aa81520b6ff0b387478e605328c81a745de5da50c563365575e7d05821
[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=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] e7e5186b26aad85cf3f4585b41958cfce6544d3abdb8c97b642cd15fffb318c1
[INFO] running `Command { std: "docker" "start" "-a" "e7e5186b26aad85cf3f4585b41958cfce6544d3abdb8c97b642cd15fffb318c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcref v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "e7e5186b26aad85cf3f4585b41958cfce6544d3abdb8c97b642cd15fffb318c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e5186b26aad85cf3f4585b41958cfce6544d3abdb8c97b642cd15fffb318c1", kill_on_drop: false }`
[INFO] [stdout] e7e5186b26aad85cf3f4585b41958cfce6544d3abdb8c97b642cd15fffb318c1
[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=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] 2af4b7976f5ff4f76a59d5a1cb674801eda56253b73c01c6666894fe25f02763
[INFO] running `Command { std: "docker" "start" "-a" "2af4b7976f5ff4f76a59d5a1cb674801eda56253b73c01c6666894fe25f02763", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcref-55ebd2f39e97473b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2af4b7976f5ff4f76a59d5a1cb674801eda56253b73c01c6666894fe25f02763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af4b7976f5ff4f76a59d5a1cb674801eda56253b73c01c6666894fe25f02763", kill_on_drop: false }`
[INFO] [stdout] 2af4b7976f5ff4f76a59d5a1cb674801eda56253b73c01c6666894fe25f02763