[INFO] updating cached repository https://github.com/shika-blyat/json-parser2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9bec9bed3a757f16803d6e28de89ca84b14e16c
[INFO] testing shika-blyat/json-parser2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fjson-parser2" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shika-blyat/json-parser2 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/shika-blyat/json-parser2
[INFO] finished tweaking git repo https://github.com/shika-blyat/json-parser2
[INFO] tweaked toml for git repo https://github.com/shika-blyat/json-parser2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/shika-blyat/json-parser2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f94e0c41abc9bc4585b5da0de985f9adce2ca066fce68993dee7d91be1dbef7
[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" "6f94e0c41abc9bc4585b5da0de985f9adce2ca066fce68993dee7d91be1dbef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f94e0c41abc9bc4585b5da0de985f9adce2ca066fce68993dee7d91be1dbef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f94e0c41abc9bc4585b5da0de985f9adce2ca066fce68993dee7d91be1dbef7", kill_on_drop: false }`
[INFO] [stdout] 6f94e0c41abc9bc4585b5da0de985f9adce2ca066fce68993dee7d91be1dbef7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1071ff05dfd454f74cf361f2aeedb3333fe5e0d85a41884f88ffcc97859c419
[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" "d1071ff05dfd454f74cf361f2aeedb3333fe5e0d85a41884f88ffcc97859c419", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/parser.rs:116:41
[INFO] [stdout]     |
[INFO] [stdout] 116 |     tok_kind!(string, TokenKind::String(s), Value, Value::String(s));
[INFO] [stdout]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/parser.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 |     tok_kind!(num, TokenKind::Num(n), Value, Value::Number(n));
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/parser.rs:119:37
[INFO] [stdout]     |
[INFO] [stdout] 119 |     tok_kind!(bool, TokenKind::Bool(b), Value, Value::Bool(b));
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1071ff05dfd454f74cf361f2aeedb3333fe5e0d85a41884f88ffcc97859c419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1071ff05dfd454f74cf361f2aeedb3333fe5e0d85a41884f88ffcc97859c419", kill_on_drop: false }`
[INFO] [stdout] d1071ff05dfd454f74cf361f2aeedb3333fe5e0d85a41884f88ffcc97859c419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0c0f2fd863aa19469c95b535d42afc4a592dc51da3146eb56088afda4b2e616
[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" "e0c0f2fd863aa19469c95b535d42afc4a592dc51da3146eb56088afda4b2e616", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/parser.rs:116:41
[INFO] [stdout]     |
[INFO] [stdout] 116 |     tok_kind!(string, TokenKind::String(s), Value, Value::String(s));
[INFO] [stdout]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/parser.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 |     tok_kind!(num, TokenKind::Num(n), Value, Value::Number(n));
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/parser.rs:119:37
[INFO] [stdout]     |
[INFO] [stdout] 119 |     tok_kind!(bool, TokenKind::Bool(b), Value, Value::Bool(b));
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "e0c0f2fd863aa19469c95b535d42afc4a592dc51da3146eb56088afda4b2e616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c0f2fd863aa19469c95b535d42afc4a592dc51da3146eb56088afda4b2e616", kill_on_drop: false }`
[INFO] [stdout] e0c0f2fd863aa19469c95b535d42afc4a592dc51da3146eb56088afda4b2e616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28ce3232f903fc617931ef1c6f08d6a3f0d75f4f7eb678d16a7cc9a8df6fca1f
[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" "28ce3232f903fc617931ef1c6f08d6a3f0d75f4f7eb678d16a7cc9a8df6fca1f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/parser.rs:116:41
[INFO] [stderr]     |
[INFO] [stderr] 116 |     tok_kind!(string, TokenKind::String(s), Value, Value::String(s));
[INFO] [stderr]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/parser.rs:117:35
[INFO] [stderr]     |
[INFO] [stderr] 117 |     tok_kind!(num, TokenKind::Num(n), Value, Value::Number(n));
[INFO] [stderr]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/parser.rs:119:37
[INFO] [stderr]     |
[INFO] [stderr] 119 |     tok_kind!(bool, TokenKind::Bool(b), Value, Value::Bool(b));
[INFO] [stderr]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_parser-a278ce85e6353e8e
[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" "28ce3232f903fc617931ef1c6f08d6a3f0d75f4f7eb678d16a7cc9a8df6fca1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ce3232f903fc617931ef1c6f08d6a3f0d75f4f7eb678d16a7cc9a8df6fca1f", kill_on_drop: false }`
[INFO] [stdout] 28ce3232f903fc617931ef1c6f08d6a3f0d75f4f7eb678d16a7cc9a8df6fca1f