[INFO] fetching crate fletcher 0.1.0...
[INFO] testing fletcher-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fletcher 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fletcher 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 fletcher 0.1.0
[INFO] finished tweaking crates.io crate fletcher 0.1.0
[INFO] tweaked toml for crates.io crate fletcher 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd41bf003a4c25632f78f587bc1ba5a5e55cc0ff206a187c8f65dbc86c3f79d3
[INFO] running `Command { std: "docker" "start" "-a" "bd41bf003a4c25632f78f587bc1ba5a5e55cc0ff206a187c8f65dbc86c3f79d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd41bf003a4c25632f78f587bc1ba5a5e55cc0ff206a187c8f65dbc86c3f79d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd41bf003a4c25632f78f587bc1ba5a5e55cc0ff206a187c8f65dbc86c3f79d3", kill_on_drop: false }`
[INFO] [stdout] bd41bf003a4c25632f78f587bc1ba5a5e55cc0ff206a187c8f65dbc86c3f79d3
[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] 18b66267df03ca52de4b10891a183b85cf15f871174852e1cf49236795c8cb9f
[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" "18b66267df03ca52de4b10891a183b85cf15f871174852e1cf49236795c8cb9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fletcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "18b66267df03ca52de4b10891a183b85cf15f871174852e1cf49236795c8cb9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b66267df03ca52de4b10891a183b85cf15f871174852e1cf49236795c8cb9f", kill_on_drop: false }`
[INFO] [stdout] 18b66267df03ca52de4b10891a183b85cf15f871174852e1cf49236795c8cb9f
[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] 97d81571f28a430097901735bbd45e091821aff8ebb34927978617140291f4e0
[INFO] running `Command { std: "docker" "start" "-a" "97d81571f28a430097901735bbd45e091821aff8ebb34927978617140291f4e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fletcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "97d81571f28a430097901735bbd45e091821aff8ebb34927978617140291f4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d81571f28a430097901735bbd45e091821aff8ebb34927978617140291f4e0", kill_on_drop: false }`
[INFO] [stdout] 97d81571f28a430097901735bbd45e091821aff8ebb34927978617140291f4e0
[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] 1ecf1fac23887497a66918cf179fc1bc6ffa80300276f7d49d3c8f89f2f21c9d
[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" "1ecf1fac23887497a66918cf179fc1bc6ffa80300276f7d49d3c8f89f2f21c9d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fletcher-b89729f30bfbac53
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test fletcher16::test::fletcher16_test ... ok
[INFO] [stdout] test fletcher32::test::fletcher32_test ... ok
[INFO] [stdout] test fletcher16::test::ascii_data ... ok
[INFO] [stdout] test fletcher64::test::ascii_data ... ok
[INFO] [stdout] test fletcher64::test::fletcher64_underflow ... ok
[INFO] [stdout] test fletcher32::test::fletcher32_underflow ... ok
[INFO] [stdout] test fletcher32::test::ascii_data ... ok
[INFO] [stdout] test fletcher32::test::fletcher32_overflow ... ok
[INFO] [stdout] test fletcher64::test::fletcher64_overflow ... ok
[INFO] [stdout] test fletcher16::test::fletcher16_underflow ... ok
[INFO] [stderr]    Doc-tests fletcher
[INFO] [stdout] test fletcher16::test::fletcher16_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/fletcher64.rs - fletcher64::Fletcher64 (line 7) ... ok
[INFO] [stdout] test src/fletcher32.rs - fletcher32::Fletcher32 (line 7) ... ok
[INFO] [stdout] test src/fletcher16.rs - fletcher16::Fletcher16 (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ecf1fac23887497a66918cf179fc1bc6ffa80300276f7d49d3c8f89f2f21c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecf1fac23887497a66918cf179fc1bc6ffa80300276f7d49d3c8f89f2f21c9d", kill_on_drop: false }`
[INFO] [stdout] 1ecf1fac23887497a66918cf179fc1bc6ffa80300276f7d49d3c8f89f2f21c9d