[INFO] fetching crate integer-sqrt 0.1.5...
[INFO] testing integer-sqrt-0.1.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate integer-sqrt 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate integer-sqrt 0.1.5 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 integer-sqrt 0.1.5
[INFO] finished tweaking crates.io crate integer-sqrt 0.1.5
[INFO] tweaked toml for crates.io crate integer-sqrt 0.1.5 written to /workspace/builds/worker-4/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-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" "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] 78b09f28c5a14d352fc5d45aee2151d4d4246ab46885fd0c1f79ad014b0076ad
[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" "78b09f28c5a14d352fc5d45aee2151d4d4246ab46885fd0c1f79ad014b0076ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78b09f28c5a14d352fc5d45aee2151d4d4246ab46885fd0c1f79ad014b0076ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b09f28c5a14d352fc5d45aee2151d4d4246ab46885fd0c1f79ad014b0076ad", kill_on_drop: false }`
[INFO] [stdout] 78b09f28c5a14d352fc5d45aee2151d4d4246ab46885fd0c1f79ad014b0076ad
[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" "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] 262a71aa745eb8abda5b0971b594d048daca54f74920f6f0e96d23287789e858
[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" "262a71aa745eb8abda5b0971b594d048daca54f74920f6f0e96d23287789e858", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling integer-sqrt v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "262a71aa745eb8abda5b0971b594d048daca54f74920f6f0e96d23287789e858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262a71aa745eb8abda5b0971b594d048daca54f74920f6f0e96d23287789e858", kill_on_drop: false }`
[INFO] [stdout] 262a71aa745eb8abda5b0971b594d048daca54f74920f6f0e96d23287789e858
[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" "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] c0aeb87adaf2a4a0617b2e4464d9a009f5a70e9c6984e65968f995649e081cf0
[INFO] running `Command { std: "docker" "start" "-a" "c0aeb87adaf2a4a0617b2e4464d9a009f5a70e9c6984e65968f995649e081cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling integer-sqrt v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "c0aeb87adaf2a4a0617b2e4464d9a009f5a70e9c6984e65968f995649e081cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0aeb87adaf2a4a0617b2e4464d9a009f5a70e9c6984e65968f995649e081cf0", kill_on_drop: false }`
[INFO] [stdout] c0aeb87adaf2a4a0617b2e4464d9a009f5a70e9c6984e65968f995649e081cf0
[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" "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] 16f76185b9a875702fbb91a3fa44a7275707142d104201213595634352414c98
[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" "16f76185b9a875702fbb91a3fa44a7275707142d104201213595634352414c98", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integer_sqrt-64f3fdfcc0aaf054
[INFO] [stdout] test tests::i128_test ... ok
[INFO] [stdout] test tests::i64_test ... ok
[INFO] [stdout] test tests::i32_test ... ok
[INFO] [stdout] test tests::i16_test ... ok
[INFO] [stdout] test tests::isize_test ... ok
[INFO] [stdout] test tests::usize_test ... ok
[INFO] [stdout] test tests::u128_test ... ok
[INFO] [stdout] test tests::u16_test ... ok
[INFO] [stdout] test tests::u32_test ... ok
[INFO] [stdout] test tests::u64_test ... ok
[INFO] [stdout] test tests::u8_test ... ok
[INFO] [stderr]    Doc-tests integer-sqrt
[INFO] [stdout] test tests::i8_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16f76185b9a875702fbb91a3fa44a7275707142d104201213595634352414c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f76185b9a875702fbb91a3fa44a7275707142d104201213595634352414c98", kill_on_drop: false }`
[INFO] [stdout] 16f76185b9a875702fbb91a3fa44a7275707142d104201213595634352414c98