[INFO] fetching crate json_reader 0.1.0...
[INFO] testing json_reader-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate json_reader 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate json_reader 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] dbaee9e0008f5b3d9aca9115ed2a02bc80ef7ce4819e9e199787e112b7678ef9
[INFO] running `Command { std: "docker" "start" "-a" "dbaee9e0008f5b3d9aca9115ed2a02bc80ef7ce4819e9e199787e112b7678ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbaee9e0008f5b3d9aca9115ed2a02bc80ef7ce4819e9e199787e112b7678ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbaee9e0008f5b3d9aca9115ed2a02bc80ef7ce4819e9e199787e112b7678ef9", kill_on_drop: false }`
[INFO] [stdout] dbaee9e0008f5b3d9aca9115ed2a02bc80ef7ce4819e9e199787e112b7678ef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c766c75f6c55796420855a1ddd3a7d82f44700d508c37ca1d549fd222c59997
[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" "1c766c75f6c55796420855a1ddd3a7d82f44700d508c37ca1d549fd222c59997", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "1c766c75f6c55796420855a1ddd3a7d82f44700d508c37ca1d549fd222c59997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c766c75f6c55796420855a1ddd3a7d82f44700d508c37ca1d549fd222c59997", kill_on_drop: false }`
[INFO] [stdout] 1c766c75f6c55796420855a1ddd3a7d82f44700d508c37ca1d549fd222c59997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] a732a2ffff02a7de304a66b0f4de97436a15ed6d3fa267eb1b8edacb786a55f1
[INFO] running `Command { std: "docker" "start" "-a" "a732a2ffff02a7de304a66b0f4de97436a15ed6d3fa267eb1b8edacb786a55f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "a732a2ffff02a7de304a66b0f4de97436a15ed6d3fa267eb1b8edacb786a55f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a732a2ffff02a7de304a66b0f4de97436a15ed6d3fa267eb1b8edacb786a55f1", kill_on_drop: false }`
[INFO] [stdout] a732a2ffff02a7de304a66b0f4de97436a15ed6d3fa267eb1b8edacb786a55f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da4b32ce5a79c5ada9e254f4e4227ae2dfe586069c6e43636b75c9006e63355c
[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" "da4b32ce5a79c5ada9e254f4e4227ae2dfe586069c6e43636b75c9006e63355c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_reader-3a6248105b46c6f0)
[INFO] [stderr]      Running tests/level.rs (/opt/rustwide/target/debug/deps/level-a3e8807942a3b6cf)
[INFO] [stderr]      Running tests/token.rs (/opt/rustwide/target/debug/deps/token-fff584d013f85fe7)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test level_reader ... ok
[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_dict ... ok
[INFO] [stdout] test parse_negative_number ... ok
[INFO] [stdout] test parse_invalid_number ... ok
[INFO] [stdout] test parse_false ... ok
[INFO] [stderr]    Doc-tests json_reader
[INFO] [stdout] test parse_array ... ok
[INFO] [stdout] test parse_true ... ok
[INFO] [stdout] test parse_null ... ok
[INFO] [stdout] test parse_number ... ok
[INFO] [stdout] test parse_null_only ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "da4b32ce5a79c5ada9e254f4e4227ae2dfe586069c6e43636b75c9006e63355c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4b32ce5a79c5ada9e254f4e4227ae2dfe586069c6e43636b75c9006e63355c", kill_on_drop: false }`
[INFO] [stdout] da4b32ce5a79c5ada9e254f4e4227ae2dfe586069c6e43636b75c9006e63355c