[INFO] fetching crate choosier 0.1.0...
[INFO] testing choosier-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate choosier 0.1.0 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate choosier 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 choosier 0.1.0
[INFO] finished tweaking crates.io crate choosier 0.1.0
[INFO] tweaked toml for crates.io crate choosier 0.1.0 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate crates.io crate choosier 0.1.0 already has a lockfile, it will not be regenerated
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded syn v1.0.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] b8f2a8c95e2e55d6a6c346bcaebe79675f0f25cd7c1cdb522eca0c8b531508f2
[INFO] running `Command { std: "docker" "start" "-a" "b8f2a8c95e2e55d6a6c346bcaebe79675f0f25cd7c1cdb522eca0c8b531508f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f2a8c95e2e55d6a6c346bcaebe79675f0f25cd7c1cdb522eca0c8b531508f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f2a8c95e2e55d6a6c346bcaebe79675f0f25cd7c1cdb522eca0c8b531508f2", kill_on_drop: false }`
[INFO] [stdout] b8f2a8c95e2e55d6a6c346bcaebe79675f0f25cd7c1cdb522eca0c8b531508f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] e9b51f5d8845b13c09b4c3a07c019ff4ebef2a5e1d07019135e86fa1a20715e2
[INFO] running `Command { std: "docker" "start" "-a" "e9b51f5d8845b13c09b4c3a07c019ff4ebef2a5e1d07019135e86fa1a20715e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling choosier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.31s
[INFO] running `Command { std: "docker" "inspect" "e9b51f5d8845b13c09b4c3a07c019ff4ebef2a5e1d07019135e86fa1a20715e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b51f5d8845b13c09b4c3a07c019ff4ebef2a5e1d07019135e86fa1a20715e2", kill_on_drop: false }`
[INFO] [stdout] e9b51f5d8845b13c09b4c3a07c019ff4ebef2a5e1d07019135e86fa1a20715e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 478908be1f73b13d3cb4bb0bbbfb0398d98457ef7a435897927697e8ae2fe5fe
[INFO] running `Command { std: "docker" "start" "-a" "478908be1f73b13d3cb4bb0bbbfb0398d98457ef7a435897927697e8ae2fe5fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling choosier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "478908be1f73b13d3cb4bb0bbbfb0398d98457ef7a435897927697e8ae2fe5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478908be1f73b13d3cb4bb0bbbfb0398d98457ef7a435897927697e8ae2fe5fe", kill_on_drop: false }`
[INFO] [stdout] 478908be1f73b13d3cb4bb0bbbfb0398d98457ef7a435897927697e8ae2fe5fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] f05bcf93db9a359ed09756dbe632cfd8bd0fe63aff7127f9ef0b4cdbaeaa8652
[INFO] running `Command { std: "docker" "start" "-a" "f05bcf93db9a359ed09756dbe632cfd8bd0fe63aff7127f9ef0b4cdbaeaa8652", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/choosier-caf4c272170982f8)
[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" "f05bcf93db9a359ed09756dbe632cfd8bd0fe63aff7127f9ef0b4cdbaeaa8652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05bcf93db9a359ed09756dbe632cfd8bd0fe63aff7127f9ef0b4cdbaeaa8652", kill_on_drop: false }`
[INFO] [stdout] f05bcf93db9a359ed09756dbe632cfd8bd0fe63aff7127f9ef0b4cdbaeaa8652