[INFO] fetching crate fixed-sqrt 0.2.4...
[INFO] testing fixed-sqrt-0.2.4 against 1.45.2 for beta-1.46-1
[INFO] extracting crate fixed-sqrt 0.2.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fixed-sqrt 0.2.4 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-sqrt 0.2.4
[INFO] finished tweaking crates.io crate fixed-sqrt 0.2.4
[INFO] tweaked toml for crates.io crate fixed-sqrt 0.2.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fixed-sqrt 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daabc3b2da055a039ddfabb4fe83d5524922bce23c50dbddcb3c047e92d24f25
[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" "daabc3b2da055a039ddfabb4fe83d5524922bce23c50dbddcb3c047e92d24f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daabc3b2da055a039ddfabb4fe83d5524922bce23c50dbddcb3c047e92d24f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daabc3b2da055a039ddfabb4fe83d5524922bce23c50dbddcb3c047e92d24f25", kill_on_drop: false }`
[INFO] [stdout] daabc3b2da055a039ddfabb4fe83d5524922bce23c50dbddcb3c047e92d24f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a9f36817a3143d1c0be3e3b9092ebb28e38daadf4991b6f4f4405473836dab8
[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" "4a9f36817a3143d1c0be3e3b9092ebb28e38daadf4991b6f4f4405473836dab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixed v1.1.0
[INFO] [stderr]    Compiling fixed-sqrt v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.32s
[INFO] running `Command { std: "docker" "inspect" "4a9f36817a3143d1c0be3e3b9092ebb28e38daadf4991b6f4f4405473836dab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9f36817a3143d1c0be3e3b9092ebb28e38daadf4991b6f4f4405473836dab8", kill_on_drop: false }`
[INFO] [stdout] 4a9f36817a3143d1c0be3e3b9092ebb28e38daadf4991b6f4f4405473836dab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37ddce1a184ec77c2243bec00074c9c92bbde9129882447d036f3df959d4884
[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" "a37ddce1a184ec77c2243bec00074c9c92bbde9129882447d036f3df959d4884", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling fixed-sqrt v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.81s
[INFO] running `Command { std: "docker" "inspect" "a37ddce1a184ec77c2243bec00074c9c92bbde9129882447d036f3df959d4884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37ddce1a184ec77c2243bec00074c9c92bbde9129882447d036f3df959d4884", kill_on_drop: false }`
[INFO] [stdout] a37ddce1a184ec77c2243bec00074c9c92bbde9129882447d036f3df959d4884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.45.2" "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] ac55a0353e35e2eeed9fd9ec15ca03dcd5170ddbdc9f3148d68685bac54d31c5
[INFO] running `Command { std: "docker" "start" "-a" "ac55a0353e35e2eeed9fd9ec15ca03dcd5170ddbdc9f3148d68685bac54d31c5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fixed_sqrt-0f14076bc1c4b780
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_sqrt_max ... ok
[INFO] [stdout] test tests::test_sqrt ... ok
[INFO] [stdout] test tests::test_sqrt_negative ... ok
[INFO] [stdout] test tests::test_sqrt_signed_exhaustive ... ok
[INFO] [stdout] test tests::test_sqrt_unsigned_exhaustive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fixed-sqrt
[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" "ac55a0353e35e2eeed9fd9ec15ca03dcd5170ddbdc9f3148d68685bac54d31c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac55a0353e35e2eeed9fd9ec15ca03dcd5170ddbdc9f3148d68685bac54d31c5", kill_on_drop: false }`
[INFO] [stdout] ac55a0353e35e2eeed9fd9ec15ca03dcd5170ddbdc9f3148d68685bac54d31c5