[INFO] cloning repository https://github.com/Jekahome/tz_rust_version
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jekahome/tz_rust_version" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2Ftz_rust_version", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2Ftz_rust_version'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b256d534906a53b3cbfde9034023378f42293de
[INFO] testing Jekahome/tz_rust_version against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2Ftz_rust_version" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jekahome/tz_rust_version on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jekahome/tz_rust_version
[INFO] finished tweaking git repo https://github.com/Jekahome/tz_rust_version
[INFO] tweaked toml for git repo https://github.com/Jekahome/tz_rust_version written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/Jekahome/tz_rust_version already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e173153d5a17b917f5ee90e4a6903b25fa628114e794e660e61f628031c8710
[INFO] running `Command { std: "docker" "start" "-a" "6e173153d5a17b917f5ee90e4a6903b25fa628114e794e660e61f628031c8710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e173153d5a17b917f5ee90e4a6903b25fa628114e794e660e61f628031c8710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e173153d5a17b917f5ee90e4a6903b25fa628114e794e660e61f628031c8710", kill_on_drop: false }`
[INFO] [stdout] 6e173153d5a17b917f5ee90e4a6903b25fa628114e794e660e61f628031c8710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddfe0773f3fd1254bb2398a1b12c485fe2e158aa930c9868076637e4eadafa87
[INFO] running `Command { std: "docker" "start" "-a" "ddfe0773f3fd1254bb2398a1b12c485fe2e158aa930c9868076637e4eadafa87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `prune`
[INFO] [stdout]   --> src/main.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn prune(&mut self){
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/main.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn get(&mut self,key:K)->Option<&V>{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "ddfe0773f3fd1254bb2398a1b12c485fe2e158aa930c9868076637e4eadafa87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfe0773f3fd1254bb2398a1b12c485fe2e158aa930c9868076637e4eadafa87", kill_on_drop: false }`
[INFO] [stdout] ddfe0773f3fd1254bb2398a1b12c485fe2e158aa930c9868076637e4eadafa87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646b82ebf75acffc5bae745286d0513ad7740b8788216fe572e58751c3c3e724
[INFO] running `Command { std: "docker" "start" "-a" "646b82ebf75acffc5bae745286d0513ad7740b8788216fe572e58751c3c3e724", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "646b82ebf75acffc5bae745286d0513ad7740b8788216fe572e58751c3c3e724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646b82ebf75acffc5bae745286d0513ad7740b8788216fe572e58751c3c3e724", kill_on_drop: false }`
[INFO] [stdout] 646b82ebf75acffc5bae745286d0513ad7740b8788216fe572e58751c3c3e724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af2504b3499e05289c5797f132218492dd239f3e6341fd79ed0235f2fbeb8b6f
[INFO] running `Command { std: "docker" "start" "-a" "af2504b3499e05289c5797f132218492dd239f3e6341fd79ed0235f2fbeb8b6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tz-8279f73e68ebc154)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_map_insert ... ok
[INFO] [stdout] test tests::test_storage_checkpoint ... ok
[INFO] [stdout] test tests::test_map_remove ... ok
[INFO] [stdout] test tests::test_storage_prune ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af2504b3499e05289c5797f132218492dd239f3e6341fd79ed0235f2fbeb8b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2504b3499e05289c5797f132218492dd239f3e6341fd79ed0235f2fbeb8b6f", kill_on_drop: false }`
[INFO] [stdout] af2504b3499e05289c5797f132218492dd239f3e6341fd79ed0235f2fbeb8b6f