[INFO] fetching crate r1 0.6.4...
[INFO] testing r1-0.6.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate r1 0.6.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate r1 0.6.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r1 0.6.4
[INFO] finished tweaking crates.io crate r1 0.6.4
[INFO] tweaked toml for crates.io crate r1 0.6.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate r1 0.6.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] ce596bf8ae97b3c615e714adbe14efd065a7d8f67cf8c9eec6724cd7fbd5b917
[INFO] running `Command { std: "docker" "start" "-a" "ce596bf8ae97b3c615e714adbe14efd065a7d8f67cf8c9eec6724cd7fbd5b917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce596bf8ae97b3c615e714adbe14efd065a7d8f67cf8c9eec6724cd7fbd5b917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce596bf8ae97b3c615e714adbe14efd065a7d8f67cf8c9eec6724cd7fbd5b917", kill_on_drop: false }`
[INFO] [stdout] ce596bf8ae97b3c615e714adbe14efd065a7d8f67cf8c9eec6724cd7fbd5b917
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c49e3b2c43c5720c63c8f43935f62f9d74fcd1842560ef7dd4a4e6052cc55bb6
[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" "c49e3b2c43c5720c63c8f43935f62f9d74fcd1842560ef7dd4a4e6052cc55bb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling r1 v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "c49e3b2c43c5720c63c8f43935f62f9d74fcd1842560ef7dd4a4e6052cc55bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49e3b2c43c5720c63c8f43935f62f9d74fcd1842560ef7dd4a4e6052cc55bb6", kill_on_drop: false }`
[INFO] [stdout] c49e3b2c43c5720c63c8f43935f62f9d74fcd1842560ef7dd4a4e6052cc55bb6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88055da6236bf3ee3c1e0bf493e39d17e4b2be83ada0f1c6445cacf9cfa55ffc
[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" "88055da6236bf3ee3c1e0bf493e39d17e4b2be83ada0f1c6445cacf9cfa55ffc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r1 v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "88055da6236bf3ee3c1e0bf493e39d17e4b2be83ada0f1c6445cacf9cfa55ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88055da6236bf3ee3c1e0bf493e39d17e4b2be83ada0f1c6445cacf9cfa55ffc", kill_on_drop: false }`
[INFO] [stdout] 88055da6236bf3ee3c1e0bf493e39d17e4b2be83ada0f1c6445cacf9cfa55ffc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 715a434584ec162080a6f7feeae229d3abe0de8033d057c30987713a2df4e295
[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" "715a434584ec162080a6f7feeae229d3abe0de8033d057c30987713a2df4e295", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r1-9159dd893bd5c8b4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests r1
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_crate_version ... 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" "715a434584ec162080a6f7feeae229d3abe0de8033d057c30987713a2df4e295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715a434584ec162080a6f7feeae229d3abe0de8033d057c30987713a2df4e295", kill_on_drop: false }`
[INFO] [stdout] 715a434584ec162080a6f7feeae229d3abe0de8033d057c30987713a2df4e295