[INFO] cloning repository https://github.com/lfordyce/rusty_linked_list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lfordyce/rusty_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfordyce%2Frusty_linked_list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfordyce%2Frusty_linked_list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29339dc9d22f920078d2e80787ad894a26dc127d
[INFO] testing lfordyce/rusty_linked_list against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfordyce%2Frusty_linked_list" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lfordyce/rusty_linked_list on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lfordyce/rusty_linked_list
[INFO] finished tweaking git repo https://github.com/lfordyce/rusty_linked_list
[INFO] tweaked toml for git repo https://github.com/lfordyce/rusty_linked_list written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lfordyce/rusty_linked_list already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9168828af1c48ba010597a93cd7e8890cb0f3e9969eb942e45b4de956b3d7b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9168828af1c48ba010597a93cd7e8890cb0f3e9969eb942e45b4de956b3d7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9168828af1c48ba010597a93cd7e8890cb0f3e9969eb942e45b4de956b3d7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9168828af1c48ba010597a93cd7e8890cb0f3e9969eb942e45b4de956b3d7b7", kill_on_drop: false }`
[INFO] [stdout] b9168828af1c48ba010597a93cd7e8890cb0f3e9969eb942e45b4de956b3d7b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90d20bd1c7d262ad4069a0efbaf404005c53421c8c8a2c7c20c172f25b2f7242
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90d20bd1c7d262ad4069a0efbaf404005c53421c8c8a2c7c20c172f25b2f7242", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "90d20bd1c7d262ad4069a0efbaf404005c53421c8c8a2c7c20c172f25b2f7242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d20bd1c7d262ad4069a0efbaf404005c53421c8c8a2c7c20c172f25b2f7242", kill_on_drop: false }`
[INFO] [stdout] 90d20bd1c7d262ad4069a0efbaf404005c53421c8c8a2c7c20c172f25b2f7242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a5877ebad3e5bcd9ac11bc7031ec9d6e2b0fd6216947ed70f6170f61e1fa3af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a5877ebad3e5bcd9ac11bc7031ec9d6e2b0fd6216947ed70f6170f61e1fa3af", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "6a5877ebad3e5bcd9ac11bc7031ec9d6e2b0fd6216947ed70f6170f61e1fa3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5877ebad3e5bcd9ac11bc7031ec9d6e2b0fd6216947ed70f6170f61e1fa3af", kill_on_drop: false }`
[INFO] [stdout] 6a5877ebad3e5bcd9ac11bc7031ec9d6e2b0fd6216947ed70f6170f61e1fa3af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55a50c5e2a03fc5fd968c5ae4a54d0c20421f3820d00280dbaf45f980e2081d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55a50c5e2a03fc5fd968c5ae4a54d0c20421f3820d00280dbaf45f980e2081d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/linked_list-da3910829de6fd0b
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test second::test::basics ... ok
[INFO] [stdout] test third::test::iter_test ... ok
[INFO] [stdout] test third::test::test_basics ... ok
[INFO] [stdout] test first::test::basics ... ok
[INFO] [stdout] test second::test::peek_test ... ok
[INFO] [stdout] test second::test::into_iter_test ... ok
[INFO] [stdout] test second::test::iter_test ... ok
[INFO] [stdout] test second::test::iter_mut_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/linked_list-4f3b0f6f4c0f1a7b
[INFO] [stderr]    Doc-tests linked_list
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55a50c5e2a03fc5fd968c5ae4a54d0c20421f3820d00280dbaf45f980e2081d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a50c5e2a03fc5fd968c5ae4a54d0c20421f3820d00280dbaf45f980e2081d5", kill_on_drop: false }`
[INFO] [stdout] 55a50c5e2a03fc5fd968c5ae4a54d0c20421f3820d00280dbaf45f980e2081d5