[INFO] cloning repository https://github.com/juggernaut0/snek [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juggernaut0/snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuggernaut0%2Fsnek", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuggernaut0%2Fsnek'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49c64b3de6c848a7253d4c04dc9a5d46b5280139 [INFO] testing juggernaut0/snek against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuggernaut0%2Fsnek" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/juggernaut0/snek on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/juggernaut0/snek [INFO] finished tweaking git repo https://github.com/juggernaut0/snek [INFO] tweaked toml for git repo https://github.com/juggernaut0/snek written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/juggernaut0/snek already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] c59fe8f3418eabd08daba4cd3cf7a69dc773eede7ff87ceafd677009fe7d0f70 [INFO] running `Command { std: "docker" "start" "-a" "c59fe8f3418eabd08daba4cd3cf7a69dc773eede7ff87ceafd677009fe7d0f70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c59fe8f3418eabd08daba4cd3cf7a69dc773eede7ff87ceafd677009fe7d0f70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c59fe8f3418eabd08daba4cd3cf7a69dc773eede7ff87ceafd677009fe7d0f70", kill_on_drop: false }` [INFO] [stdout] c59fe8f3418eabd08daba4cd3cf7a69dc773eede7ff87ceafd677009fe7d0f70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8df79e945df21d80fdfd43d27f3268c9d8c1c0c32ded5d50828478a29aab37a [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" "e8df79e945df21d80fdfd43d27f3268c9d8c1c0c32ded5d50828478a29aab37a", kill_on_drop: false }` [INFO] [stderr] Compiling snek v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `IDENT` [INFO] [stdout] --> src/scanner.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | IDENT, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STRING` [INFO] [stdout] --> src/scanner.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | STRING, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `KEYWORD` [INFO] [stdout] --> src/scanner.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | KEYWORD, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SYMBOL` [INFO] [stdout] --> src/scanner.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | SYMBOL, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e8df79e945df21d80fdfd43d27f3268c9d8c1c0c32ded5d50828478a29aab37a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8df79e945df21d80fdfd43d27f3268c9d8c1c0c32ded5d50828478a29aab37a", kill_on_drop: false }` [INFO] [stdout] e8df79e945df21d80fdfd43d27f3268c9d8c1c0c32ded5d50828478a29aab37a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99206230481d8a28b49a2411e03a563de9db9619fb93c14fd7b9a28a6722f1bd [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" "99206230481d8a28b49a2411e03a563de9db9619fb93c14fd7b9a28a6722f1bd", kill_on_drop: false }` [INFO] [stderr] Compiling snek v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `IDENT` [INFO] [stdout] --> src/scanner.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | IDENT, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STRING` [INFO] [stdout] --> src/scanner.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | STRING, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `KEYWORD` [INFO] [stdout] --> src/scanner.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | KEYWORD, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SYMBOL` [INFO] [stdout] --> src/scanner.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | SYMBOL, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "99206230481d8a28b49a2411e03a563de9db9619fb93c14fd7b9a28a6722f1bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99206230481d8a28b49a2411e03a563de9db9619fb93c14fd7b9a28a6722f1bd", kill_on_drop: false }` [INFO] [stdout] 99206230481d8a28b49a2411e03a563de9db9619fb93c14fd7b9a28a6722f1bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", 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] 3c012d89a722a2ace5609d9628f4a3fe82f164b808516f92632a3960db1c1b6e [INFO] running `Command { std: "docker" "start" "-a" "3c012d89a722a2ace5609d9628f4a3fe82f164b808516f92632a3960db1c1b6e", kill_on_drop: false }` [INFO] [stderr] warning: variant is never constructed: `IDENT` [INFO] [stderr] --> src/scanner.rs:171:5 [INFO] [stderr] | [INFO] [stderr] 171 | IDENT, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `STRING` [INFO] [stderr] --> src/scanner.rs:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | STRING, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `KEYWORD` [INFO] [stderr] --> src/scanner.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | KEYWORD, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SYMBOL` [INFO] [stderr] --> src/scanner.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | SYMBOL, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/snek-91bf109dfd85c55a [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" "3c012d89a722a2ace5609d9628f4a3fe82f164b808516f92632a3960db1c1b6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c012d89a722a2ace5609d9628f4a3fe82f164b808516f92632a3960db1c1b6e", kill_on_drop: false }` [INFO] [stdout] 3c012d89a722a2ace5609d9628f4a3fe82f164b808516f92632a3960db1c1b6e