[INFO] fetching crate ensured_bufreader 0.2.0...
[INFO] testing ensured_bufreader-0.2.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate ensured_bufreader 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ensured_bufreader 0.2.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ensured_bufreader 0.2.0
[INFO] finished tweaking crates.io crate ensured_bufreader 0.2.0
[INFO] tweaked toml for crates.io crate ensured_bufreader 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92459dab601011fe75685f312da48fcfdfcbbf12c8ed4298d35510b77d698af6
[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" "92459dab601011fe75685f312da48fcfdfcbbf12c8ed4298d35510b77d698af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92459dab601011fe75685f312da48fcfdfcbbf12c8ed4298d35510b77d698af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92459dab601011fe75685f312da48fcfdfcbbf12c8ed4298d35510b77d698af6", kill_on_drop: false }`
[INFO] [stdout] 92459dab601011fe75685f312da48fcfdfcbbf12c8ed4298d35510b77d698af6
[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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1f4282bc94abd345909248611aef2124e768429e69dcf36f783b1f4b6fe29f8
[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" "c1f4282bc94abd345909248611aef2124e768429e69dcf36f783b1f4b6fe29f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensured_bufreader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "c1f4282bc94abd345909248611aef2124e768429e69dcf36f783b1f4b6fe29f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f4282bc94abd345909248611aef2124e768429e69dcf36f783b1f4b6fe29f8", kill_on_drop: false }`
[INFO] [stdout] c1f4282bc94abd345909248611aef2124e768429e69dcf36f783b1f4b6fe29f8
[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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d45ae11a9fac141618b40fad72ab10652424279219f046cfe8bcfeb679810fdf
[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" "d45ae11a9fac141618b40fad72ab10652424279219f046cfe8bcfeb679810fdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensured_bufreader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "d45ae11a9fac141618b40fad72ab10652424279219f046cfe8bcfeb679810fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45ae11a9fac141618b40fad72ab10652424279219f046cfe8bcfeb679810fdf", kill_on_drop: false }`
[INFO] [stdout] d45ae11a9fac141618b40fad72ab10652424279219f046cfe8bcfeb679810fdf
[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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 13805579a2bba66fe35323eb4f5655affc48a998bf5a6d81f54b9f4430bdc990
[INFO] running `Command { std: "docker" "start" "-a" "13805579a2bba66fe35323eb4f5655affc48a998bf5a6d81f54b9f4430bdc990", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ensured_bufreader-7e506388e2b5154e
[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] [stderr]      Running /opt/rustwide/target/debug/deps/api_tests-ed22fecd800af4d7
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test fill_buf_to_expected_size_returns_error_when_expected_size_is_too_large ... ok
[INFO] [stdout] test fill_buf_short ... ok
[INFO] [stdout] test read_long ... ok
[INFO] [stdout] test fill_buf_long ... ok
[INFO] [stdout] test works_with_given_buffer ... ok
[INFO] [stdout] test ensure_is_0_not_allowed_with_capacity_and_ensure ... ok
[INFO] [stdout] test capacity_is_smaller_than_ensure_not_allowed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ensured_bufreader
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - DEFAULT_BUFFER_SIZE (line 16) ... ok
[INFO] [stdout] test src/lib.rs - DEFAULT_ENSURED_BYTES (line 35) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, &'_ mut [u8]>::from_mut_ref_and_ensured_size (line 176) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, B>::fill_buf_to_expected_size (line 298) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, B>::get_capacity (line 362) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, &'_ mut [u8]>::from_mut_ref (line 143) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, Vec<u8>>::new (line 70) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, B>::get_ensured_size (line 382) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, Vec<u8>>::with_capacity_and_ensured_size (line 100) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, B>::fill_buf_to_expected_size (line 317) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R, B>::buffer (line 262) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13805579a2bba66fe35323eb4f5655affc48a998bf5a6d81f54b9f4430bdc990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13805579a2bba66fe35323eb4f5655affc48a998bf5a6d81f54b9f4430bdc990", kill_on_drop: false }`
[INFO] [stdout] 13805579a2bba66fe35323eb4f5655affc48a998bf5a6d81f54b9f4430bdc990