[INFO] fetching crate float-hash-of 0.1.0...
[INFO] testing float-hash-of-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate float-hash-of 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate float-hash-of 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 float-hash-of 0.1.0
[INFO] finished tweaking crates.io crate float-hash-of 0.1.0
[INFO] tweaked toml for crates.io crate float-hash-of 0.1.0 written to /workspace/builds/worker-7/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c0f8760c528a991f725a5f6492ef872a0aedb30989d800f022683db90926e148
[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" "c0f8760c528a991f725a5f6492ef872a0aedb30989d800f022683db90926e148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0f8760c528a991f725a5f6492ef872a0aedb30989d800f022683db90926e148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f8760c528a991f725a5f6492ef872a0aedb30989d800f022683db90926e148", kill_on_drop: false }`
[INFO] [stdout] c0f8760c528a991f725a5f6492ef872a0aedb30989d800f022683db90926e148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] dbee2783c09cb50164a6017572ffffce674f8c873d3600eb04748e1d81d807c9
[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" "dbee2783c09cb50164a6017572ffffce674f8c873d3600eb04748e1d81d807c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-of v0.1.0
[INFO] [stderr]    Compiling float-hash-of v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "dbee2783c09cb50164a6017572ffffce674f8c873d3600eb04748e1d81d807c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbee2783c09cb50164a6017572ffffce674f8c873d3600eb04748e1d81d807c9", kill_on_drop: false }`
[INFO] [stdout] dbee2783c09cb50164a6017572ffffce674f8c873d3600eb04748e1d81d807c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 078c2c7a360c3b255ebb42cfa8d9b3db2a9611ebb4de98795c2c7364ea8e1b50
[INFO] running `Command { std: "docker" "start" "-a" "078c2c7a360c3b255ebb42cfa8d9b3db2a9611ebb4de98795c2c7364ea8e1b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling float-hash-of v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "078c2c7a360c3b255ebb42cfa8d9b3db2a9611ebb4de98795c2c7364ea8e1b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078c2c7a360c3b255ebb42cfa8d9b3db2a9611ebb4de98795c2c7364ea8e1b50", kill_on_drop: false }`
[INFO] [stdout] 078c2c7a360c3b255ebb42cfa8d9b3db2a9611ebb4de98795c2c7364ea8e1b50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 8e2e14ae4a0de4614d22664bb1b0ec002b2f3cf5514980bfbef789e856a242f4
[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" "8e2e14ae4a0de4614d22664bb1b0ec002b2f3cf5514980bfbef789e856a242f4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/float_hash_of-967017445e963ad3
[INFO] [stderr]    Doc-tests float-hash-of
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::no_invalid_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e2e14ae4a0de4614d22664bb1b0ec002b2f3cf5514980bfbef789e856a242f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2e14ae4a0de4614d22664bb1b0ec002b2f3cf5514980bfbef789e856a242f4", kill_on_drop: false }`
[INFO] [stdout] 8e2e14ae4a0de4614d22664bb1b0ec002b2f3cf5514980bfbef789e856a242f4