[INFO] fetching crate fletcher 0.1.0...
[INFO] testing fletcher-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fletcher 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fletcher 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac551593a6eb8be02feff49a18eb6bc37974f36aa775dfe85586548f34b9f07d
[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" "ac551593a6eb8be02feff49a18eb6bc37974f36aa775dfe85586548f34b9f07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac551593a6eb8be02feff49a18eb6bc37974f36aa775dfe85586548f34b9f07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac551593a6eb8be02feff49a18eb6bc37974f36aa775dfe85586548f34b9f07d", kill_on_drop: false }`
[INFO] [stdout] ac551593a6eb8be02feff49a18eb6bc37974f36aa775dfe85586548f34b9f07d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd70cdb4feaa83149c627d433c03707ca9bf047733a918a3b1a72ac1e58d7d00
[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" "fd70cdb4feaa83149c627d433c03707ca9bf047733a918a3b1a72ac1e58d7d00", kill_on_drop: false }`
[INFO] [stderr]    Compiling fletcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "fd70cdb4feaa83149c627d433c03707ca9bf047733a918a3b1a72ac1e58d7d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd70cdb4feaa83149c627d433c03707ca9bf047733a918a3b1a72ac1e58d7d00", kill_on_drop: false }`
[INFO] [stdout] fd70cdb4feaa83149c627d433c03707ca9bf047733a918a3b1a72ac1e58d7d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "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] a19098f8e703c3d0a74aefba101c51558384f6242e1d1e3c6a5da6238bc8530e
[INFO] running `Command { std: "docker" "start" "-a" "a19098f8e703c3d0a74aefba101c51558384f6242e1d1e3c6a5da6238bc8530e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fletcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "a19098f8e703c3d0a74aefba101c51558384f6242e1d1e3c6a5da6238bc8530e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19098f8e703c3d0a74aefba101c51558384f6242e1d1e3c6a5da6238bc8530e", kill_on_drop: false }`
[INFO] [stdout] a19098f8e703c3d0a74aefba101c51558384f6242e1d1e3c6a5da6238bc8530e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "test" "--frozen", 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] 2fdd6d866629363c6c9a19c9d46e490fec2fb3b41e12081b8bc622c9bc81e9e6
[INFO] running `Command { std: "docker" "start" "-a" "2fdd6d866629363c6c9a19c9d46e490fec2fb3b41e12081b8bc622c9bc81e9e6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fletcher-8a6f7d0d65989c66
[INFO] [stdout] running 11 tests
[INFO] [stdout] test fletcher16::test::fletcher16_test ... ok
[INFO] [stdout] test fletcher32::test::ascii_data ... ok
[INFO] [stdout] test fletcher32::test::fletcher32_test ... ok
[INFO] [stdout] test fletcher64::test::ascii_data ... ok
[INFO] [stdout] test fletcher16::test::ascii_data ... ok
[INFO] [stdout] test fletcher16::test::fletcher16_overflow ... ok
[INFO] [stdout] test fletcher64::test::fletcher64_underflow ... ok
[INFO] [stdout] test fletcher32::test::fletcher32_underflow ... ok
[INFO] [stdout] test fletcher16::test::fletcher16_underflow ... ok
[INFO] [stdout] test fletcher64::test::fletcher64_overflow ... ok
[INFO] [stderr]    Doc-tests fletcher
[INFO] [stdout] test fletcher32::test::fletcher32_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[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/lib.rs - (line 35) ... 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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fdd6d866629363c6c9a19c9d46e490fec2fb3b41e12081b8bc622c9bc81e9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdd6d866629363c6c9a19c9d46e490fec2fb3b41e12081b8bc622c9bc81e9e6", kill_on_drop: false }`
[INFO] [stdout] 2fdd6d866629363c6c9a19c9d46e490fec2fb3b41e12081b8bc622c9bc81e9e6