[INFO] fetching crate luby 0.0.1...
[INFO] testing luby-0.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate luby 0.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate luby 0.0.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luby 0.0.1
[INFO] finished tweaking crates.io crate luby 0.0.1
[INFO] tweaked toml for crates.io crate luby 0.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 77ce8babf287097988f55b73a55f1e1598fd3a4698ba77d395bc5d692b4e0bd5
[INFO] running `Command { std: "docker" "start" "-a" "77ce8babf287097988f55b73a55f1e1598fd3a4698ba77d395bc5d692b4e0bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77ce8babf287097988f55b73a55f1e1598fd3a4698ba77d395bc5d692b4e0bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ce8babf287097988f55b73a55f1e1598fd3a4698ba77d395bc5d692b4e0bd5", kill_on_drop: false }`
[INFO] [stdout] 77ce8babf287097988f55b73a55f1e1598fd3a4698ba77d395bc5d692b4e0bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1f441eb1037f0fc826416fd00874860af4714d2c4bce08902a760dd9dd1394c
[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" "e1f441eb1037f0fc826416fd00874860af4714d2c4bce08902a760dd9dd1394c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling luby v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "e1f441eb1037f0fc826416fd00874860af4714d2c4bce08902a760dd9dd1394c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f441eb1037f0fc826416fd00874860af4714d2c4bce08902a760dd9dd1394c", kill_on_drop: false }`
[INFO] [stdout] e1f441eb1037f0fc826416fd00874860af4714d2c4bce08902a760dd9dd1394c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] e0c2cf6ff77ddc6a56cd0f804d71949c7866d29d29eec5eb71e4e1448c3ff225
[INFO] running `Command { std: "docker" "start" "-a" "e0c2cf6ff77ddc6a56cd0f804d71949c7866d29d29eec5eb71e4e1448c3ff225", kill_on_drop: false }`
[INFO] [stderr]    Compiling luby v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "e0c2cf6ff77ddc6a56cd0f804d71949c7866d29d29eec5eb71e4e1448c3ff225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c2cf6ff77ddc6a56cd0f804d71949c7866d29d29eec5eb71e4e1448c3ff225", kill_on_drop: false }`
[INFO] [stdout] e0c2cf6ff77ddc6a56cd0f804d71949c7866d29d29eec5eb71e4e1448c3ff225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f12ee5ac8e4a53755c3b53e9ddf67a6c9ffdbf965609a09d3425c0420d039985
[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" "f12ee5ac8e4a53755c3b53e9ddf67a6c9ffdbf965609a09d3425c0420d039985", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/luby-a8152e42f39683f3)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::exhaust_i16 ... ok
[INFO] [stdout] test tests::prefix_i16 ... ok
[INFO] [stdout] test tests::prefix_i32 ... ok
[INFO] [stdout] test tests::prefix_i64 ... ok
[INFO] [stdout] test tests::prefix_u32 ... ok
[INFO] [stdout] test tests::prefix_u64 ... ok
[INFO] [stdout] test tests::prefix_u16 ... ok
[INFO] [stdout] test tests::exhaust_u16 ... ok
[INFO] [stdout] test tests::exhaust_u8 ... ok
[INFO] [stdout] test tests::prefix_i8 ... ok
[INFO] [stdout] test tests::prefix_u8 ... ok
[INFO] [stdout] test tests::exhaust_i8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests luby
[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" "f12ee5ac8e4a53755c3b53e9ddf67a6c9ffdbf965609a09d3425c0420d039985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12ee5ac8e4a53755c3b53e9ddf67a6c9ffdbf965609a09d3425c0420d039985", kill_on_drop: false }`
[INFO] [stdout] f12ee5ac8e4a53755c3b53e9ddf67a6c9ffdbf965609a09d3425c0420d039985