[INFO] fetching crate rc-borrow 1.4.0...
[INFO] testing rc-borrow-1.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rc-borrow 1.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rc-borrow 1.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc-borrow 1.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rc-borrow 1.4.0
[INFO] tweaked toml for crates.io crate rc-borrow 1.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a51624d77b7467dd7b70ae833ed74d96fd6557c6a63141dc9767f8786ca8a11
[INFO] running `Command { std: "docker" "start" "-a" "4a51624d77b7467dd7b70ae833ed74d96fd6557c6a63141dc9767f8786ca8a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a51624d77b7467dd7b70ae833ed74d96fd6557c6a63141dc9767f8786ca8a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a51624d77b7467dd7b70ae833ed74d96fd6557c6a63141dc9767f8786ca8a11", kill_on_drop: false }`
[INFO] [stdout] 4a51624d77b7467dd7b70ae833ed74d96fd6557c6a63141dc9767f8786ca8a11
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a022060e0c18f967dc69c5678098b074fae861ff6d3a3452e3e2b2e0bb4b9fc
[INFO] running `Command { std: "docker" "start" "-a" "4a022060e0c18f967dc69c5678098b074fae861ff6d3a3452e3e2b2e0bb4b9fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling rc-borrow v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "4a022060e0c18f967dc69c5678098b074fae861ff6d3a3452e3e2b2e0bb4b9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a022060e0c18f967dc69c5678098b074fae861ff6d3a3452e3e2b2e0bb4b9fc", kill_on_drop: false }`
[INFO] [stdout] 4a022060e0c18f967dc69c5678098b074fae861ff6d3a3452e3e2b2e0bb4b9fc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf60aa23b1556cd9df2db354ee71caf93535308884eddff604bade8b0690ceaa
[INFO] running `Command { std: "docker" "start" "-a" "bf60aa23b1556cd9df2db354ee71caf93535308884eddff604bade8b0690ceaa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rc-borrow v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "bf60aa23b1556cd9df2db354ee71caf93535308884eddff604bade8b0690ceaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf60aa23b1556cd9df2db354ee71caf93535308884eddff604bade8b0690ceaa", kill_on_drop: false }`
[INFO] [stdout] bf60aa23b1556cd9df2db354ee71caf93535308884eddff604bade8b0690ceaa
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a9eaf617a27534e0e8625237c8bdc07b2b17834faa7e107007982aaebc2321f
[INFO] running `Command { std: "docker" "start" "-a" "1a9eaf617a27534e0e8625237c8bdc07b2b17834faa7e107007982aaebc2321f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rc_borrow-b1e43c2944fe79b8)
[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]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-175a7c5e71c4fff0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test doc_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rc-borrow
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a9eaf617a27534e0e8625237c8bdc07b2b17834faa7e107007982aaebc2321f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9eaf617a27534e0e8625237c8bdc07b2b17834faa7e107007982aaebc2321f", kill_on_drop: false }`
[INFO] [stdout] 1a9eaf617a27534e0e8625237c8bdc07b2b17834faa7e107007982aaebc2321f