[INFO] fetching crate rust_linked_list 0.1.0...
[INFO] testing rust_linked_list-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rust_linked_list 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rust_linked_list 0.1.0
[INFO] finished tweaking crates.io crate rust_linked_list 0.1.0
[INFO] tweaked toml for crates.io crate rust_linked_list 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_linked_list 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_linked_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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 677c43e4e8f0c9c3676aca85b8518fae3951b9326160b385ecc20f156ff434ac
[INFO] running `Command { std: "docker" "start" "-a" "677c43e4e8f0c9c3676aca85b8518fae3951b9326160b385ecc20f156ff434ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "677c43e4e8f0c9c3676aca85b8518fae3951b9326160b385ecc20f156ff434ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677c43e4e8f0c9c3676aca85b8518fae3951b9326160b385ecc20f156ff434ac", kill_on_drop: false }`
[INFO] [stdout] 677c43e4e8f0c9c3676aca85b8518fae3951b9326160b385ecc20f156ff434ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faa225fec27fc032c756c1def0c6cfb7067765c758c2cf1898a22bfe193b7091
[INFO] running `Command { std: "docker" "start" "-a" "faa225fec27fc032c756c1def0c6cfb7067765c758c2cf1898a22bfe193b7091", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "faa225fec27fc032c756c1def0c6cfb7067765c758c2cf1898a22bfe193b7091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa225fec27fc032c756c1def0c6cfb7067765c758c2cf1898a22bfe193b7091", kill_on_drop: false }`
[INFO] [stdout] faa225fec27fc032c756c1def0c6cfb7067765c758c2cf1898a22bfe193b7091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe0f3899b629b0fff7333a38c18ffc3a882836e163ed2282af329a0f71821b6c
[INFO] running `Command { std: "docker" "start" "-a" "fe0f3899b629b0fff7333a38c18ffc3a882836e163ed2282af329a0f71821b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "fe0f3899b629b0fff7333a38c18ffc3a882836e163ed2282af329a0f71821b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0f3899b629b0fff7333a38c18ffc3a882836e163ed2282af329a0f71821b6c", kill_on_drop: false }`
[INFO] [stdout] fe0f3899b629b0fff7333a38c18ffc3a882836e163ed2282af329a0f71821b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 245f36ecb351b13ebb2daf43db8e1b1d0e3155a2fa3706c265759c177a711bc3
[INFO] running `Command { std: "docker" "start" "-a" "245f36ecb351b13ebb2daf43db8e1b1d0e3155a2fa3706c265759c177a711bc3", 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/rust_linked_list-6048973b5375ce69)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test immutable_list::tests::creates_an_empty_list ... ok
[INFO] [stdout] test immutable_list::tests::iter ... ok
[INFO] [stdout] test immutable_list::tests::pushes_element ... ok
[INFO] [stdout] test queue::test::into_iter ... ok
[INFO] [stdout] test queue::test::basics ... ok
[INFO] [stdout] test immutable_list::tests::tail ... ok
[INFO] [stdout] test queue::test::iter ... ok
[INFO] [stdout] test stack::tests::into_iter ... ok
[INFO] [stdout] test stack::tests::iter ... ok
[INFO] [stdout] test queue::test::peek ... ok
[INFO] [stdout] test stack::tests::peek ... ok
[INFO] [stdout] test stack::tests::iter_mut ... ok
[INFO] [stdout] test stack::tests::creates_an_empty_list ... ok
[INFO] [stdout] test stack::tests::pops_empty ... ok
[INFO] [stdout] test stack::tests::pushes_element ... ok
[INFO] [stdout] test stack::tests::pops ... ok
[INFO] [stderr]    Doc-tests rust_linked_list
[INFO] [stdout] test queue::test::iter_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "245f36ecb351b13ebb2daf43db8e1b1d0e3155a2fa3706c265759c177a711bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245f36ecb351b13ebb2daf43db8e1b1d0e3155a2fa3706c265759c177a711bc3", kill_on_drop: false }`
[INFO] [stdout] 245f36ecb351b13ebb2daf43db8e1b1d0e3155a2fa3706c265759c177a711bc3