[INFO] crate rust_basic_matrix 0.0.4 is already in cache
[INFO] testing rust_basic_matrix-0.0.4 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate rust_basic_matrix 0.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust_basic_matrix 0.0.4 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_basic_matrix 0.0.4
[INFO] finished tweaking crates.io crate rust_basic_matrix 0.0.4
[INFO] tweaked toml for crates.io crate rust_basic_matrix 0.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df4d2ed283f27919f74e83d4fe9ad48e913fdeae36c941d5562b2d393a149650
[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" "df4d2ed283f27919f74e83d4fe9ad48e913fdeae36c941d5562b2d393a149650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df4d2ed283f27919f74e83d4fe9ad48e913fdeae36c941d5562b2d393a149650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4d2ed283f27919f74e83d4fe9ad48e913fdeae36c941d5562b2d393a149650", kill_on_drop: false }`
[INFO] [stdout] df4d2ed283f27919f74e83d4fe9ad48e913fdeae36c941d5562b2d393a149650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d009cff706e587cf27e97acb544a6090e51ac2c759b2e01f9c4da082e64f5c8b
[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" "d009cff706e587cf27e97acb544a6090e51ac2c759b2e01f9c4da082e64f5c8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_basic_matrix v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "d009cff706e587cf27e97acb544a6090e51ac2c759b2e01f9c4da082e64f5c8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d009cff706e587cf27e97acb544a6090e51ac2c759b2e01f9c4da082e64f5c8b", kill_on_drop: false }`
[INFO] [stdout] d009cff706e587cf27e97acb544a6090e51ac2c759b2e01f9c4da082e64f5c8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcb778e498d76b3b81a8cfdf73e5740cc89281b330b5a93e81a810c1d1e379f4
[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" "bcb778e498d76b3b81a8cfdf73e5740cc89281b330b5a93e81a810c1d1e379f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_basic_matrix v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "bcb778e498d76b3b81a8cfdf73e5740cc89281b330b5a93e81a810c1d1e379f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb778e498d76b3b81a8cfdf73e5740cc89281b330b5a93e81a810c1d1e379f4", kill_on_drop: false }`
[INFO] [stdout] bcb778e498d76b3b81a8cfdf73e5740cc89281b330b5a93e81a810c1d1e379f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 29ceb53efbe3ead7ec6300f9d913fd0aec198cff56278f98796785369c959e27
[INFO] running `Command { std: "docker" "start" "-a" "29ceb53efbe3ead7ec6300f9d913fd0aec198cff56278f98796785369c959e27", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_basic_matrix-a92be8d7804451bb
[INFO] [stderr]    Doc-tests rust_basic_matrix
[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] [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" "29ceb53efbe3ead7ec6300f9d913fd0aec198cff56278f98796785369c959e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ceb53efbe3ead7ec6300f9d913fd0aec198cff56278f98796785369c959e27", kill_on_drop: false }`
[INFO] [stdout] 29ceb53efbe3ead7ec6300f9d913fd0aec198cff56278f98796785369c959e27