[INFO] fetching crate flash-codec 0.1.0...
[INFO] testing flash-codec-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate flash-codec 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flash-codec 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flash-codec 0.1.0
[INFO] finished tweaking crates.io crate flash-codec 0.1.0
[INFO] tweaked toml for crates.io crate flash-codec 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae602460025a5d2f81fd6bace4462151e0b7ee3aae1a59c75f655113af1610af
[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" "ae602460025a5d2f81fd6bace4462151e0b7ee3aae1a59c75f655113af1610af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae602460025a5d2f81fd6bace4462151e0b7ee3aae1a59c75f655113af1610af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae602460025a5d2f81fd6bace4462151e0b7ee3aae1a59c75f655113af1610af", kill_on_drop: false }`
[INFO] [stdout] ae602460025a5d2f81fd6bace4462151e0b7ee3aae1a59c75f655113af1610af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96d650f2d8ce8900bb10a032d8560359c3b8ea5d9cc3670ee35d5b0891f4b1b2
[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" "96d650f2d8ce8900bb10a032d8560359c3b8ea5d9cc3670ee35d5b0891f4b1b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling flash-codec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "96d650f2d8ce8900bb10a032d8560359c3b8ea5d9cc3670ee35d5b0891f4b1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d650f2d8ce8900bb10a032d8560359c3b8ea5d9cc3670ee35d5b0891f4b1b2", kill_on_drop: false }`
[INFO] [stdout] 96d650f2d8ce8900bb10a032d8560359c3b8ea5d9cc3670ee35d5b0891f4b1b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] b9e09a3f18cb9cda2ede2d212dc06c1a7baa9e8732ff504bfb4bd79994556d6c
[INFO] running `Command { std: "docker" "start" "-a" "b9e09a3f18cb9cda2ede2d212dc06c1a7baa9e8732ff504bfb4bd79994556d6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling flash-codec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "b9e09a3f18cb9cda2ede2d212dc06c1a7baa9e8732ff504bfb4bd79994556d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e09a3f18cb9cda2ede2d212dc06c1a7baa9e8732ff504bfb4bd79994556d6c", kill_on_drop: false }`
[INFO] [stdout] b9e09a3f18cb9cda2ede2d212dc06c1a7baa9e8732ff504bfb4bd79994556d6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de3bafc9cdbdf258440538d8a0eba4d4dd93f7839778128ab0babb28c2301a0c
[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" "de3bafc9cdbdf258440538d8a0eba4d4dd93f7839778128ab0babb28c2301a0c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flash_codec-9486a2dd15627fe9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flash-codec
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::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] [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" "de3bafc9cdbdf258440538d8a0eba4d4dd93f7839778128ab0babb28c2301a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de3bafc9cdbdf258440538d8a0eba4d4dd93f7839778128ab0babb28c2301a0c", kill_on_drop: false }`
[INFO] [stdout] de3bafc9cdbdf258440538d8a0eba4d4dd93f7839778128ab0babb28c2301a0c