[INFO] fetching crate barnacle 0.1.1...
[INFO] testing barnacle-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate barnacle 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate barnacle 0.1.1 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 barnacle 0.1.1
[INFO] finished tweaking crates.io crate barnacle 0.1.1
[INFO] tweaked toml for crates.io crate barnacle 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate barnacle 0.1.1 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] 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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9cefed49adc7deee18c8301268ac0966e01f899472700b748eb836c304be642
[INFO] running `Command { std: "docker" "start" "-a" "e9cefed49adc7deee18c8301268ac0966e01f899472700b748eb836c304be642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9cefed49adc7deee18c8301268ac0966e01f899472700b748eb836c304be642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9cefed49adc7deee18c8301268ac0966e01f899472700b748eb836c304be642", kill_on_drop: false }`
[INFO] [stdout] e9cefed49adc7deee18c8301268ac0966e01f899472700b748eb836c304be642
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a5a0d954b1bb6d669437f516acfe97115f74b54d2964a394ab4c657ee905f6c
[INFO] running `Command { std: "docker" "start" "-a" "1a5a0d954b1bb6d669437f516acfe97115f74b54d2964a394ab4c657ee905f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling self_cell v0.10.2
[INFO] [stderr]    Compiling minijinja v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling clap v3.0.14
[INFO] [stderr]    Compiling barnacle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.08s
[INFO] running `Command { std: "docker" "inspect" "1a5a0d954b1bb6d669437f516acfe97115f74b54d2964a394ab4c657ee905f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a5a0d954b1bb6d669437f516acfe97115f74b54d2964a394ab4c657ee905f6c", kill_on_drop: false }`
[INFO] [stdout] 1a5a0d954b1bb6d669437f516acfe97115f74b54d2964a394ab4c657ee905f6c
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2048aac0188e5dcf618724f368dec7b58e4728206fcd9eba545f44a0f0d395d9
[INFO] running `Command { std: "docker" "start" "-a" "2048aac0188e5dcf618724f368dec7b58e4728206fcd9eba545f44a0f0d395d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling barnacle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/barnacle-ab5026e8a09fbe23)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/barnacle-e4ca96ae1acf8a4d)
[INFO] running `Command { std: "docker" "inspect" "2048aac0188e5dcf618724f368dec7b58e4728206fcd9eba545f44a0f0d395d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2048aac0188e5dcf618724f368dec7b58e4728206fcd9eba545f44a0f0d395d9", kill_on_drop: false }`
[INFO] [stdout] 2048aac0188e5dcf618724f368dec7b58e4728206fcd9eba545f44a0f0d395d9
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3afc95acb63ee08c7cf7154f5034f58bae9c053f09ec547b82f6d7c208d66f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3afc95acb63ee08c7cf7154f5034f58bae9c053f09ec547b82f6d7c208d66f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/barnacle-ab5026e8a09fbe23)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/barnacle-e4ca96ae1acf8a4d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests barnacle
[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] [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" "a3afc95acb63ee08c7cf7154f5034f58bae9c053f09ec547b82f6d7c208d66f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3afc95acb63ee08c7cf7154f5034f58bae9c053f09ec547b82f6d7c208d66f2", kill_on_drop: false }`
[INFO] [stdout] a3afc95acb63ee08c7cf7154f5034f58bae9c053f09ec547b82f6d7c208d66f2