[INFO] fetching crate json_reader 0.1.0...
[INFO] testing json_reader-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate json_reader 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate json_reader 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_reader 0.1.0
[INFO] finished tweaking crates.io crate json_reader 0.1.0
[INFO] tweaked toml for crates.io crate json_reader 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] cf01194e886ef612e077b8ecbf321545d15f8ad31ec19bd61b469d3bcd5fa5a3
[INFO] running `Command { std: "docker" "start" "-a" "cf01194e886ef612e077b8ecbf321545d15f8ad31ec19bd61b469d3bcd5fa5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf01194e886ef612e077b8ecbf321545d15f8ad31ec19bd61b469d3bcd5fa5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf01194e886ef612e077b8ecbf321545d15f8ad31ec19bd61b469d3bcd5fa5a3", kill_on_drop: false }`
[INFO] [stdout] cf01194e886ef612e077b8ecbf321545d15f8ad31ec19bd61b469d3bcd5fa5a3
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9653a4068492af971c0fa0f3e04b43f9951664811819f3aae912b217da56e90c
[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" "9653a4068492af971c0fa0f3e04b43f9951664811819f3aae912b217da56e90c", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "9653a4068492af971c0fa0f3e04b43f9951664811819f3aae912b217da56e90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9653a4068492af971c0fa0f3e04b43f9951664811819f3aae912b217da56e90c", kill_on_drop: false }`
[INFO] [stdout] 9653a4068492af971c0fa0f3e04b43f9951664811819f3aae912b217da56e90c
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c03c7d3069800ea7f8eead2c27701239fe9ba7ab8ae9fb4ba46ee9a328320568
[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" "c03c7d3069800ea7f8eead2c27701239fe9ba7ab8ae9fb4ba46ee9a328320568", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "c03c7d3069800ea7f8eead2c27701239fe9ba7ab8ae9fb4ba46ee9a328320568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03c7d3069800ea7f8eead2c27701239fe9ba7ab8ae9fb4ba46ee9a328320568", kill_on_drop: false }`
[INFO] [stdout] c03c7d3069800ea7f8eead2c27701239fe9ba7ab8ae9fb4ba46ee9a328320568
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f34c677dc10b41a58d14fcd80a9c769414f480d7a5494b9fc15ddeb4b0ff2159
[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" "f34c677dc10b41a58d14fcd80a9c769414f480d7a5494b9fc15ddeb4b0ff2159", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_reader-8a3c71c71e23f8fa)
[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]      Running tests/level.rs (/opt/rustwide/target/debug/deps/level-b4b2e6c6b4a22c32)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test level_reader ... ok
[INFO] [stderr]      Running tests/token.rs (/opt/rustwide/target/debug/deps/token-970af8389960bff4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test parse_array ... ok
[INFO] [stdout] test parse_false ... ok
[INFO] [stdout] test parse_dict ... ok
[INFO] [stdout] test parse_negative_number ... ok
[INFO] [stdout] test parse_number ... ok
[INFO] [stdout] test parse_null ... ok
[INFO] [stdout] test parse_true ... ok
[INFO] [stdout] test parse_null_only ... ok
[INFO] [stderr]    Doc-tests json_reader
[INFO] [stdout] test parse_invalid_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 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] running `Command { std: "docker" "inspect" "f34c677dc10b41a58d14fcd80a9c769414f480d7a5494b9fc15ddeb4b0ff2159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34c677dc10b41a58d14fcd80a9c769414f480d7a5494b9fc15ddeb4b0ff2159", kill_on_drop: false }`
[INFO] [stdout] f34c677dc10b41a58d14fcd80a9c769414f480d7a5494b9fc15ddeb4b0ff2159