[INFO] cloning repository https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebdeveloper6952%2Frust-lexical-analyzer-generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebdeveloper6952%2Frust-lexical-analyzer-generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 402970cc277a93f809a02b54fee449fb4e82b00c [INFO] testing sebdeveloper6952/rust-lexical-analyzer-generator against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebdeveloper6952%2Frust-lexical-analyzer-generator" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator [INFO] finished tweaking git repo https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator [INFO] tweaked toml for git repo https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/sebdeveloper6952/rust-lexical-analyzer-generator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d4a0a9bbb9ef3de327201d1ff876f629d352c1aa2ae94f9b8e842b74e89b6b6e [INFO] running `Command { std: "docker" "start" "-a" "d4a0a9bbb9ef3de327201d1ff876f629d352c1aa2ae94f9b8e842b74e89b6b6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4a0a9bbb9ef3de327201d1ff876f629d352c1aa2ae94f9b8e842b74e89b6b6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4a0a9bbb9ef3de327201d1ff876f629d352c1aa2ae94f9b8e842b74e89b6b6e", kill_on_drop: false }` [INFO] [stdout] d4a0a9bbb9ef3de327201d1ff876f629d352c1aa2ae94f9b8e842b74e89b6b6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab8a8185018a654d46059eabb48c6f5d412c782579c423728cf0cd6e173b323f [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" "ab8a8185018a654d46059eabb48c6f5d412c782579c423728cf0cd6e173b323f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rust-lexical-analyzer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `n` is never read [INFO] [stdout] --> src/main.rs:453:17 [INFO] [stdout] | [INFO] [stdout] 453 | let mut n = Node::new(top_op, 0, false); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `first_time` is never read [INFO] [stdout] --> src/main.rs:1066:13 [INFO] [stdout] | [INFO] [stdout] 1066 | first_time = false; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.27s [INFO] running `Command { std: "docker" "inspect" "ab8a8185018a654d46059eabb48c6f5d412c782579c423728cf0cd6e173b323f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab8a8185018a654d46059eabb48c6f5d412c782579c423728cf0cd6e173b323f", kill_on_drop: false }` [INFO] [stdout] ab8a8185018a654d46059eabb48c6f5d412c782579c423728cf0cd6e173b323f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 916902766a253520577d8a5e7ba43d5effb6d33935fd06f92c2b17392372ec20 [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" "916902766a253520577d8a5e7ba43d5effb6d33935fd06f92c2b17392372ec20", kill_on_drop: false }` [INFO] [stderr] Compiling rust-lexical-analyzer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `n` is never read [INFO] [stdout] --> src/main.rs:453:17 [INFO] [stdout] | [INFO] [stdout] 453 | let mut n = Node::new(top_op, 0, false); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `first_time` is never read [INFO] [stdout] --> src/main.rs:1066:13 [INFO] [stdout] | [INFO] [stdout] 1066 | first_time = false; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "916902766a253520577d8a5e7ba43d5effb6d33935fd06f92c2b17392372ec20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "916902766a253520577d8a5e7ba43d5effb6d33935fd06f92c2b17392372ec20", kill_on_drop: false }` [INFO] [stdout] 916902766a253520577d8a5e7ba43d5effb6d33935fd06f92c2b17392372ec20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fdd638c10e1327460f899eb1742293efc10ad33e5ced81f8d1bbdcd27d36e475 [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" "fdd638c10e1327460f899eb1742293efc10ad33e5ced81f8d1bbdcd27d36e475", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `n` is never read [INFO] [stderr] --> src/main.rs:453:17 [INFO] [stderr] | [INFO] [stderr] 453 | let mut n = Node::new(top_op, 0, false); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `first_time` is never read [INFO] [stderr] --> src/main.rs:1066:13 [INFO] [stderr] | [INFO] [stderr] 1066 | first_time = false; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_lexical_analyzer-25dffc2a45a6f329) [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" "fdd638c10e1327460f899eb1742293efc10ad33e5ced81f8d1bbdcd27d36e475", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdd638c10e1327460f899eb1742293efc10ad33e5ced81f8d1bbdcd27d36e475", kill_on_drop: false }` [INFO] [stdout] fdd638c10e1327460f899eb1742293efc10ad33e5ced81f8d1bbdcd27d36e475