[INFO] crate cast_trait 0.1.2 is already in cache
[INFO] testing cast_trait-0.1.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate cast_trait 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cast_trait 0.1.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cast_trait 0.1.2
[INFO] finished tweaking crates.io crate cast_trait 0.1.2
[INFO] tweaked toml for crates.io crate cast_trait 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b5bd8675efdf92fa9b1ab8c6805b2cfe0f540606b4ca34858e2126a86984d6e
[INFO] running `"docker" "start" "-a" "2b5bd8675efdf92fa9b1ab8c6805b2cfe0f540606b4ca34858e2126a86984d6e"`
[INFO] [stderr]    Compiling cast_trait v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "2b5bd8675efdf92fa9b1ab8c6805b2cfe0f540606b4ca34858e2126a86984d6e"`
[INFO] running `"docker" "rm" "-f" "2b5bd8675efdf92fa9b1ab8c6805b2cfe0f540606b4ca34858e2126a86984d6e"`
[INFO] [stdout] 2b5bd8675efdf92fa9b1ab8c6805b2cfe0f540606b4ca34858e2126a86984d6e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f08aefd94a18f1255e3430567f5f7992b9d8afb25d37ad3411d170fb020f857
[INFO] running `"docker" "start" "-a" "5f08aefd94a18f1255e3430567f5f7992b9d8afb25d37ad3411d170fb020f857"`
[INFO] [stderr]    Compiling cast_trait v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "5f08aefd94a18f1255e3430567f5f7992b9d8afb25d37ad3411d170fb020f857"`
[INFO] running `"docker" "rm" "-f" "5f08aefd94a18f1255e3430567f5f7992b9d8afb25d37ad3411d170fb020f857"`
[INFO] [stdout] 5f08aefd94a18f1255e3430567f5f7992b9d8afb25d37ad3411d170fb020f857
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72c2afa2fe4a15cddd8ef2bc60b29b15779bb58ff28657a1bef93bc20164354e
[INFO] running `"docker" "start" "-a" "72c2afa2fe4a15cddd8ef2bc60b29b15779bb58ff28657a1bef93bc20164354e"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cast_trait-654ed881f8cfe717
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cast_trait
[INFO] [stdout] running 1 test
[INFO] [stdout] test cast::test_cast_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/cast.rs - cast::Cast::cast (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "72c2afa2fe4a15cddd8ef2bc60b29b15779bb58ff28657a1bef93bc20164354e"`
[INFO] running `"docker" "rm" "-f" "72c2afa2fe4a15cddd8ef2bc60b29b15779bb58ff28657a1bef93bc20164354e"`
[INFO] [stdout] 72c2afa2fe4a15cddd8ef2bc60b29b15779bb58ff28657a1bef93bc20164354e