[INFO] fetching crate stack_list 0.1.0...
[INFO] testing stack_list-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate stack_list 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate stack_list 0.1.0
[INFO] finished tweaking crates.io crate stack_list 0.1.0
[INFO] tweaked toml for crates.io crate stack_list 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stack_list 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stack_list 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bad84e822a0ecdba76c03704ee678d85166d0d55aa06df1e171eb293b166fb8
[INFO] running `Command { std: "docker" "start" "-a" "2bad84e822a0ecdba76c03704ee678d85166d0d55aa06df1e171eb293b166fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bad84e822a0ecdba76c03704ee678d85166d0d55aa06df1e171eb293b166fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bad84e822a0ecdba76c03704ee678d85166d0d55aa06df1e171eb293b166fb8", kill_on_drop: false }`
[INFO] [stdout] 2bad84e822a0ecdba76c03704ee678d85166d0d55aa06df1e171eb293b166fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50c0acc3e930f8192717a4b277448affb1295ec28fa7f2f1910f585c0222d45e
[INFO] running `Command { std: "docker" "start" "-a" "50c0acc3e930f8192717a4b277448affb1295ec28fa7f2f1910f585c0222d45e", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "50c0acc3e930f8192717a4b277448affb1295ec28fa7f2f1910f585c0222d45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c0acc3e930f8192717a4b277448affb1295ec28fa7f2f1910f585c0222d45e", kill_on_drop: false }`
[INFO] [stdout] 50c0acc3e930f8192717a4b277448affb1295ec28fa7f2f1910f585c0222d45e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09821e689d7c6a69e0e574e1d4ef52ab406132254ff977acb1abccb5f534861d
[INFO] running `Command { std: "docker" "start" "-a" "09821e689d7c6a69e0e574e1d4ef52ab406132254ff977acb1abccb5f534861d", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "09821e689d7c6a69e0e574e1d4ef52ab406132254ff977acb1abccb5f534861d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09821e689d7c6a69e0e574e1d4ef52ab406132254ff977acb1abccb5f534861d", kill_on_drop: false }`
[INFO] [stdout] 09821e689d7c6a69e0e574e1d4ef52ab406132254ff977acb1abccb5f534861d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0437e23d06ff37b0ad9c8a047898455b580a4608bae2180bf81e689bd6fe2aa
[INFO] running `Command { std: "docker" "start" "-a" "c0437e23d06ff37b0ad9c8a047898455b580a4608bae2180bf81e689bd6fe2aa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stack_list-333a3b28f9503a0c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stack_list
[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 4 tests
[INFO] [stdout] test src/lib.rs - Node<'a,T>::fold (line 154) ... ignored
[INFO] [stdout] test src/lib.rs - make (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Node<'a,T>::prepend_all_rev (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Node<'a,T>::prepend_all (line 223) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0437e23d06ff37b0ad9c8a047898455b580a4608bae2180bf81e689bd6fe2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0437e23d06ff37b0ad9c8a047898455b580a4608bae2180bf81e689bd6fe2aa", kill_on_drop: false }`
[INFO] [stdout] c0437e23d06ff37b0ad9c8a047898455b580a4608bae2180bf81e689bd6fe2aa