[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#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftninomiya%2Fjson_parser" "/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/tninomiya/json_parser on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64529f9b4e985f9a2ea6c1fec5303f900cebf2d0f0dababb3d130183f475f856 [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" "64529f9b4e985f9a2ea6c1fec5303f900cebf2d0f0dababb3d130183f475f856", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64529f9b4e985f9a2ea6c1fec5303f900cebf2d0f0dababb3d130183f475f856", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64529f9b4e985f9a2ea6c1fec5303f900cebf2d0f0dababb3d130183f475f856", kill_on_drop: false }` [INFO] [stdout] 64529f9b4e985f9a2ea6c1fec5303f900cebf2d0f0dababb3d130183f475f856 [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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--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] acb7c09fa5f390b414e5611d1dd0a52a048c3f28d01522d7f6cca0690d8ee6d1 [INFO] running `Command { std: "docker" "start" "-a" "acb7c09fa5f390b414e5611d1dd0a52a048c3f28d01522d7f6cca0690d8ee6d1", 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 1.37s [INFO] running `Command { std: "docker" "inspect" "acb7c09fa5f390b414e5611d1dd0a52a048c3f28d01522d7f6cca0690d8ee6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acb7c09fa5f390b414e5611d1dd0a52a048c3f28d01522d7f6cca0690d8ee6d1", kill_on_drop: false }` [INFO] [stdout] acb7c09fa5f390b414e5611d1dd0a52a048c3f28d01522d7f6cca0690d8ee6d1 [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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 6bc40d9616398986a478a704625a301b76db5431e9e22ae3848cb9e624009a47 [INFO] running `Command { std: "docker" "start" "-a" "6bc40d9616398986a478a704625a301b76db5431e9e22ae3848cb9e624009a47", 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 1.88s [INFO] running `Command { std: "docker" "inspect" "6bc40d9616398986a478a704625a301b76db5431e9e22ae3848cb9e624009a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bc40d9616398986a478a704625a301b76db5431e9e22ae3848cb9e624009a47", kill_on_drop: false }` [INFO] [stdout] 6bc40d9616398986a478a704625a301b76db5431e9e22ae3848cb9e624009a47 [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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 28b24bbeb28aed2813a92c31f0c6131880038ca8c16a6bdbc417dc3dcfa6678c [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" "28b24bbeb28aed2813a92c31f0c6131880038ca8c16a6bdbc417dc3dcfa6678c", 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] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_colon` [INFO] [stderr] --> parser/src/parser.rs:355:4 [INFO] [stderr] | [INFO] [stderr] 355 | fn parse_colon(tokens: &mut Peekable) -> Result [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 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/interpreter-7a0c8ccc6d13495d) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lexer-ef4276aff37b99c3) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test lexer::tests::text_lexer_flat ... ok [INFO] [stdout] test lexer::tests::text_lexer_invalid_string ... ok [INFO] [stdout] test lexer::tests::text_lexer_invalid_keyword ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/parser-36948ae0bb860d54) [INFO] [stdout] test lexer::tests::text_lexer ... ok [INFO] [stdout] test lexer::tests::text_lexer_empty ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test parser::tests::text_parse_empty_array ... ok [INFO] [stdout] test parser::tests::text_parse_empty_object ... ok [INFO] [stderr] Doc-tests lexer [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 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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; 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" "28b24bbeb28aed2813a92c31f0c6131880038ca8c16a6bdbc417dc3dcfa6678c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28b24bbeb28aed2813a92c31f0c6131880038ca8c16a6bdbc417dc3dcfa6678c", kill_on_drop: false }` [INFO] [stdout] 28b24bbeb28aed2813a92c31f0c6131880038ca8c16a6bdbc417dc3dcfa6678c