[INFO] cloning repository https://github.com/tninomiya/json_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tninomiya/json_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftninomiya%2Fjson_parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftninomiya%2Fjson_parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d609d6be22a8753bfa755cc9f0a02e86bc6e18d6 [INFO] testing tninomiya/json_parser against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftninomiya%2Fjson_parser" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tninomiya/json_parser on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tninomiya/json_parser [INFO] finished tweaking git repo https://github.com/tninomiya/json_parser [INFO] tweaked toml for git repo https://github.com/tninomiya/json_parser written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/tninomiya/json_parser already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f3b821cadce776f38e42d434270de938e60be68280bb0fc456e4152c5e9c398 [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" "3f3b821cadce776f38e42d434270de938e60be68280bb0fc456e4152c5e9c398", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f3b821cadce776f38e42d434270de938e60be68280bb0fc456e4152c5e9c398", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f3b821cadce776f38e42d434270de938e60be68280bb0fc456e4152c5e9c398", kill_on_drop: false }` [INFO] [stdout] 3f3b821cadce776f38e42d434270de938e60be68280bb0fc456e4152c5e9c398 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0728bde5dd7c2137e676cb8282d2270fcaa49b71bdd4382755173905b19bd89 [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" "f0728bde5dd7c2137e676cb8282d2270fcaa49b71bdd4382755173905b19bd89", kill_on_drop: false }` [INFO] [stderr] Compiling lexer v0.1.0 (/opt/rustwide/workdir/lexer) [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: function is never used: `parse_colon` [INFO] [stdout] --> parser/src/parser.rs:355:4 [INFO] [stdout] | [INFO] [stdout] 355 | fn parse_colon(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir/interpreter) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.37s [INFO] running `Command { std: "docker" "inspect" "f0728bde5dd7c2137e676cb8282d2270fcaa49b71bdd4382755173905b19bd89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0728bde5dd7c2137e676cb8282d2270fcaa49b71bdd4382755173905b19bd89", kill_on_drop: false }` [INFO] [stdout] f0728bde5dd7c2137e676cb8282d2270fcaa49b71bdd4382755173905b19bd89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", 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] f490e6af52a6605d5937fdd3c4a4863b09668dc3e72570dd21db3f814fd9138a [INFO] running `Command { std: "docker" "start" "-a" "f490e6af52a6605d5937fdd3c4a4863b09668dc3e72570dd21db3f814fd9138a", kill_on_drop: false }` [INFO] [stderr] Compiling lexer v0.1.0 (/opt/rustwide/workdir/lexer) [INFO] [stdout] warning: function is never used: `parse_colon` [INFO] [stdout] --> parser/src/parser.rs:355:4 [INFO] [stdout] | [INFO] [stdout] 355 | fn parse_colon(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir/interpreter) [INFO] [stdout] warning: function is never used: `parse_colon` [INFO] [stdout] --> parser/src/parser.rs:355:4 [INFO] [stdout] | [INFO] [stdout] 355 | fn parse_colon(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.53s [INFO] running `Command { std: "docker" "inspect" "f490e6af52a6605d5937fdd3c4a4863b09668dc3e72570dd21db3f814fd9138a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f490e6af52a6605d5937fdd3c4a4863b09668dc3e72570dd21db3f814fd9138a", kill_on_drop: false }` [INFO] [stdout] f490e6af52a6605d5937fdd3c4a4863b09668dc3e72570dd21db3f814fd9138a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0c902ba9438941a2bb3a033e5c48c05097ce8834c26b55cffc6ce784763a3aa2 [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" "0c902ba9438941a2bb3a033e5c48c05097ce8834c26b55cffc6ce784763a3aa2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: function is never used: `parse_colon` [INFO] [stdout] running 0 tests [INFO] [stderr] --> parser/src/parser.rs:355:4 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 355 | fn parse_colon(tokens: &mut Peekable) -> Result [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 5 tests [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] test lexer::tests::text_lexer ... ok [INFO] [stderr] [INFO] [stdout] test lexer::tests::text_lexer_invalid_string ... ok [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] test lexer::tests::text_lexer_invalid_keyword ... ok [INFO] [stderr] [INFO] [stdout] test lexer::tests::text_lexer_flat ... ok [INFO] [stderr] warning: function is never used: `parse_colon` [INFO] [stdout] test lexer::tests::text_lexer_empty ... ok [INFO] [stderr] --> parser/src/parser.rs:355:4 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 355 | fn parse_colon(tokens: &mut Peekable) -> Result [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/interpreter-3707fa67c5a23643) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lexer-4357219acea3fb1b) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/parser-d7ca13ff6b54ef6c) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test parser::tests::text_parse_empty_array ... ok [INFO] [stdout] test parser::tests::text_parse_invalid ... ok [INFO] [stdout] test parser::tests::text_parse_flat ... ok [INFO] [stdout] test parser::tests::text_parse_empty_object ... ok [INFO] [stdout] test parser::tests::text_parse ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests lexer [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] [stderr] Doc-tests parser [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" "0c902ba9438941a2bb3a033e5c48c05097ce8834c26b55cffc6ce784763a3aa2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c902ba9438941a2bb3a033e5c48c05097ce8834c26b55cffc6ce784763a3aa2", kill_on_drop: false }` [INFO] [stdout] 0c902ba9438941a2bb3a033e5c48c05097ce8834c26b55cffc6ce784763a3aa2