[INFO] fetching crate multiref 0.1.2...
[INFO] testing multiref-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate multiref 0.1.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate multiref 0.1.2 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 multiref 0.1.2
[INFO] finished tweaking crates.io crate multiref 0.1.2
[INFO] tweaked toml for crates.io crate multiref 0.1.2 written to /workspace/builds/worker-15/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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c0642e0fb8745d7b8c9f336c4e7886ec52d5ee3d365987c4ebb5595c662fff29
[INFO] running `Command { std: "docker" "start" "-a" "c0642e0fb8745d7b8c9f336c4e7886ec52d5ee3d365987c4ebb5595c662fff29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0642e0fb8745d7b8c9f336c4e7886ec52d5ee3d365987c4ebb5595c662fff29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0642e0fb8745d7b8c9f336c4e7886ec52d5ee3d365987c4ebb5595c662fff29", kill_on_drop: false }`
[INFO] [stdout] c0642e0fb8745d7b8c9f336c4e7886ec52d5ee3d365987c4ebb5595c662fff29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 420e5b44ddf6961cb66d814c36155f9a63c17ed2a9afdbe2f6ffa10c611038a9
[INFO] running `Command { std: "docker" "start" "-a" "420e5b44ddf6961cb66d814c36155f9a63c17ed2a9afdbe2f6ffa10c611038a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling multiref v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "420e5b44ddf6961cb66d814c36155f9a63c17ed2a9afdbe2f6ffa10c611038a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420e5b44ddf6961cb66d814c36155f9a63c17ed2a9afdbe2f6ffa10c611038a9", kill_on_drop: false }`
[INFO] [stdout] 420e5b44ddf6961cb66d814c36155f9a63c17ed2a9afdbe2f6ffa10c611038a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e21889144eefdb3a1f553c454520807dea5befde2957b39a1dee5e15ba231ab0
[INFO] running `Command { std: "docker" "start" "-a" "e21889144eefdb3a1f553c454520807dea5befde2957b39a1dee5e15ba231ab0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling multiref v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/multiref-5a2a2117f777e31d)
[INFO] running `Command { std: "docker" "inspect" "e21889144eefdb3a1f553c454520807dea5befde2957b39a1dee5e15ba231ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21889144eefdb3a1f553c454520807dea5befde2957b39a1dee5e15ba231ab0", kill_on_drop: false }`
[INFO] [stdout] e21889144eefdb3a1f553c454520807dea5befde2957b39a1dee5e15ba231ab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f59ad15ac85d8f7f50a91d1c3d5e2fefcb19c02f6feea4254a7e4c026b8dc14c
[INFO] running `Command { std: "docker" "start" "-a" "f59ad15ac85d8f7f50a91d1c3d5e2fefcb19c02f6feea4254a7e4c026b8dc14c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multiref-5a2a2117f777e31d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multiref
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/pair.rs - pair::Pair (line 43) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 115) ... ok
[INFO] [stdout] test src/pair.rs - pair::Pair (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] test src/slice.rs - slice::Slice (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f59ad15ac85d8f7f50a91d1c3d5e2fefcb19c02f6feea4254a7e4c026b8dc14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59ad15ac85d8f7f50a91d1c3d5e2fefcb19c02f6feea4254a7e4c026b8dc14c", kill_on_drop: false }`
[INFO] [stdout] f59ad15ac85d8f7f50a91d1c3d5e2fefcb19c02f6feea4254a7e4c026b8dc14c