[INFO] fetching crate ref-mut-n 1.0.1...
[INFO] testing ref-mut-n-1.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ref-mut-n 1.0.1 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate ref-mut-n 1.0.1 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 ref-mut-n 1.0.1
[INFO] finished tweaking crates.io crate ref-mut-n 1.0.1
[INFO] tweaked toml for crates.io crate ref-mut-n 1.0.1 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate crates.io crate ref-mut-n 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 3c6c96a94d14b344a3401e1d9f446eefd293c71a1be392811959adeb3517689d
[INFO] running `Command { std: "docker" "start" "-a" "3c6c96a94d14b344a3401e1d9f446eefd293c71a1be392811959adeb3517689d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c6c96a94d14b344a3401e1d9f446eefd293c71a1be392811959adeb3517689d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6c96a94d14b344a3401e1d9f446eefd293c71a1be392811959adeb3517689d", kill_on_drop: false }`
[INFO] [stdout] 3c6c96a94d14b344a3401e1d9f446eefd293c71a1be392811959adeb3517689d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 0ddd28d708d80ff6c483b291f196892f37a4a1244fc486ba1ba7705e3ce7e55d
[INFO] running `Command { std: "docker" "start" "-a" "0ddd28d708d80ff6c483b291f196892f37a4a1244fc486ba1ba7705e3ce7e55d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling ref-mut-n v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `Command { std: "docker" "inspect" "0ddd28d708d80ff6c483b291f196892f37a4a1244fc486ba1ba7705e3ce7e55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddd28d708d80ff6c483b291f196892f37a4a1244fc486ba1ba7705e3ce7e55d", kill_on_drop: false }`
[INFO] [stdout] 0ddd28d708d80ff6c483b291f196892f37a4a1244fc486ba1ba7705e3ce7e55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] c2010980b2343e4fbe9897ba3cb3fe9a2d371e80aa42c1fe265c544798e36fd5
[INFO] running `Command { std: "docker" "start" "-a" "c2010980b2343e4fbe9897ba3cb3fe9a2d371e80aa42c1fe265c544798e36fd5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ref-mut-n v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ref_mut_n-1ae378a9f2345294)
[INFO] running `Command { std: "docker" "inspect" "c2010980b2343e4fbe9897ba3cb3fe9a2d371e80aa42c1fe265c544798e36fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2010980b2343e4fbe9897ba3cb3fe9a2d371e80aa42c1fe265c544798e36fd5", kill_on_drop: false }`
[INFO] [stdout] c2010980b2343e4fbe9897ba3cb3fe9a2d371e80aa42c1fe265c544798e36fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 34ead0dbac6b057b5f34fe81b1b846d7f097ca0130112d91950733952ca3a0d1
[INFO] running `Command { std: "docker" "start" "-a" "34ead0dbac6b057b5f34fe81b1b846d7f097ca0130112d91950733952ca3a0d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ref_mut_n-1ae378a9f2345294)
[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] [stderr]    Doc-tests ref-mut-n
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ref_mut_n (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34ead0dbac6b057b5f34fe81b1b846d7f097ca0130112d91950733952ca3a0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ead0dbac6b057b5f34fe81b1b846d7f097ca0130112d91950733952ca3a0d1", kill_on_drop: false }`
[INFO] [stdout] 34ead0dbac6b057b5f34fe81b1b846d7f097ca0130112d91950733952ca3a0d1