[INFO] fetching crate os-core 0.2.0...
[INFO] testing os-core-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate os-core 0.2.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate os-core 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate os-core 0.2.0
[INFO] finished tweaking crates.io crate os-core 0.2.0
[INFO] tweaked toml for crates.io crate os-core 0.2.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8fac33107b51284f93c6f369ae5ddec4cdb8caa34ecdce2aa3440c6b3ed58ff
[INFO] running `Command { std: "docker" "start" "-a" "c8fac33107b51284f93c6f369ae5ddec4cdb8caa34ecdce2aa3440c6b3ed58ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8fac33107b51284f93c6f369ae5ddec4cdb8caa34ecdce2aa3440c6b3ed58ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fac33107b51284f93c6f369ae5ddec4cdb8caa34ecdce2aa3440c6b3ed58ff", kill_on_drop: false }`
[INFO] [stdout] c8fac33107b51284f93c6f369ae5ddec4cdb8caa34ecdce2aa3440c6b3ed58ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58f584bce2195a024e355ced11c432d68582b7003642c177923404891c307ccc
[INFO] running `Command { std: "docker" "start" "-a" "58f584bce2195a024e355ced11c432d68582b7003642c177923404891c307ccc", kill_on_drop: false }`
[INFO] [stderr]    Compiling os-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "58f584bce2195a024e355ced11c432d68582b7003642c177923404891c307ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f584bce2195a024e355ced11c432d68582b7003642c177923404891c307ccc", kill_on_drop: false }`
[INFO] [stdout] 58f584bce2195a024e355ced11c432d68582b7003642c177923404891c307ccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4592fe672e89f827bec7e169630c1488bdf84277072d63bf7e348b0a9bd7f0e
[INFO] running `Command { std: "docker" "start" "-a" "c4592fe672e89f827bec7e169630c1488bdf84277072d63bf7e348b0a9bd7f0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling os-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/os_core-2c6684907c645463)
[INFO] running `Command { std: "docker" "inspect" "c4592fe672e89f827bec7e169630c1488bdf84277072d63bf7e348b0a9bd7f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4592fe672e89f827bec7e169630c1488bdf84277072d63bf7e348b0a9bd7f0e", kill_on_drop: false }`
[INFO] [stdout] c4592fe672e89f827bec7e169630c1488bdf84277072d63bf7e348b0a9bd7f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5967cb252077fe538d22569a6a5641f17817c2d6a132a51174b34e61f8cc5fa1
[INFO] running `Command { std: "docker" "start" "-a" "5967cb252077fe538d22569a6a5641f17817c2d6a132a51174b34e61f8cc5fa1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/os_core-2c6684907c645463)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests os-core
[INFO] [stdout] test unix::tests::test_sys_fork ... ok
[INFO] [stdout] test unix::tests::test_sys_mmap_munmap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - memory (line 15) ... FAILED
[INFO] [stdout] test src/unix/mod.rs - unix::sys_mmap (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - memory (line 15) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found keyword `use`
[INFO] [stdout]  --> src/lib.rs:17:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | Example
[INFO] [stdout]   |        - expected one of 8 possible tokens
[INFO] [stdout] 5 | use os_core::{memory, release};
[INFO] [stdout]   | ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - memory (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "5967cb252077fe538d22569a6a5641f17817c2d6a132a51174b34e61f8cc5fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5967cb252077fe538d22569a6a5641f17817c2d6a132a51174b34e61f8cc5fa1", kill_on_drop: false }`
[INFO] [stdout] 5967cb252077fe538d22569a6a5641f17817c2d6a132a51174b34e61f8cc5fa1