[INFO] fetching crate nop-json 2.0.4...
[INFO] testing nop-json-2.0.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate nop-json 2.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nop-json 2.0.4 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 nop-json 2.0.4
[INFO] finished tweaking crates.io crate nop-json 2.0.4
[INFO] tweaked toml for crates.io crate nop-json 2.0.4 written to /workspace/builds/worker-3/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded read_iter v0.1.2
[INFO] [stderr]   Downloaded nop-json-derive v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 5dd1621c06c8694f31565b1874cca1985f4ec543402474048b2ad7a1340df80d
[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" "5dd1621c06c8694f31565b1874cca1985f4ec543402474048b2ad7a1340df80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd1621c06c8694f31565b1874cca1985f4ec543402474048b2ad7a1340df80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd1621c06c8694f31565b1874cca1985f4ec543402474048b2ad7a1340df80d", kill_on_drop: false }`
[INFO] [stdout] 5dd1621c06c8694f31565b1874cca1985f4ec543402474048b2ad7a1340df80d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 07f8a0a87e9a9727d0de2cf0faf952ea4e6bb6e5575e5bcd3583e61fd555a11a
[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" "07f8a0a87e9a9727d0de2cf0faf952ea4e6bb6e5575e5bcd3583e61fd555a11a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling numtoa v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nop-json-derive v2.0.4
[INFO] [stderr]    Compiling nop-json v2.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.68s
[INFO] running `Command { std: "docker" "inspect" "07f8a0a87e9a9727d0de2cf0faf952ea4e6bb6e5575e5bcd3583e61fd555a11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f8a0a87e9a9727d0de2cf0faf952ea4e6bb6e5575e5bcd3583e61fd555a11a", kill_on_drop: false }`
[INFO] [stdout] 07f8a0a87e9a9727d0de2cf0faf952ea4e6bb6e5575e5bcd3583e61fd555a11a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 2a8b22d6257f110781ed6e435432d44e55b73f233a3431da4d06d2e00dbb66ff
[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" "2a8b22d6257f110781ed6e435432d44e55b73f233a3431da4d06d2e00dbb66ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_iter v0.1.2
[INFO] [stderr]    Compiling nop-json v2.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "2a8b22d6257f110781ed6e435432d44e55b73f233a3431da4d06d2e00dbb66ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8b22d6257f110781ed6e435432d44e55b73f233a3431da4d06d2e00dbb66ff", kill_on_drop: false }`
[INFO] [stdout] 2a8b22d6257f110781ed6e435432d44e55b73f233a3431da4d06d2e00dbb66ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b9ea967d355b738208338513fcb9316407f64d0004276751836143e47df903dd
[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" "b9ea967d355b738208338513fcb9316407f64d0004276751836143e47df903dd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nop_json-68057448a010b50a)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/all.rs (/opt/rustwide/target/debug/deps/all-cdd17fc73f6ad571)
[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 nop-json
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_bytes ... ok
[INFO] [stdout] test test_char ... ok
[INFO] [stdout] test test_number ... ok
[INFO] [stdout] test test_number_as_string ... ok
[INFO] [stdout] test test_number_to_string ... ok
[INFO] [stdout] test test_value ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_to_json_string ... ok
[INFO] [stdout] test test_value_number_to_string ... ok
[INFO] [stdout] test test_escape_bytes ... ok
[INFO] [stdout] test test_write ... ok
[INFO] [stdout] test test_escape ... ok
[INFO] [stdout] test test_object ... ok
[INFO] [stdout] test test_pipe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/debug_to_json.rs - debug_to_json::DebugToJson (line 28) ... ok
[INFO] [stdout] test src/debug_to_json.rs - debug_to_json::DebugToJson (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/escape.rs - escape::escape (line 12) ... ok
[INFO] [stdout] test src/debug_to_json.rs - debug_to_json::DebugToJson (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 75) ... ok
[INFO] [stdout] test src/lib.rs - (line 145) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::new (line 1228) ... ok
[INFO] [stdout] test src/debug_to_json.rs - debug_to_json::DebugToJson::to_json_string (line 70) ... ok
[INFO] [stdout] test src/debug_to_json.rs - debug_to_json::DebugToJson::to_json_string (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 133) ... ok
[INFO] [stdout] test src/lib.rs - (line 163) ... ok
[INFO] [stdout] test src/lib.rs - (line 177) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::new (line 1199) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::new (line 1205) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::new (line 1219) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::new (line 1211) ... ok
[INFO] [stdout] test src/lib.rs - (line 108) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 702) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 552) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::read_object (line 2162) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::read_blob (line 2065) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::read_blob (line 2075) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::read_object_use_buffer (line 2259) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::Reader<T>::read_array (line 2359) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 572) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 614) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 524) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 592) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 669) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 642) ... ok
[INFO] [stdout] test src/value.rs - value::Value (line 20) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 738) ... ok
[INFO] [stdout] test src/write_to_json.rs - write_to_json::WriteToJson (line 16) ... ok
[INFO] [stdout] test src/nop_json.rs - nop_json::TryFromJson (line 656) ... ok
[INFO] [stdout] test src/validate_json.rs - validate_json::ValidateJson (line 13) ... ok
[INFO] [stdout] test src/value.rs - value::Value (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 18.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9ea967d355b738208338513fcb9316407f64d0004276751836143e47df903dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ea967d355b738208338513fcb9316407f64d0004276751836143e47df903dd", kill_on_drop: false }`
[INFO] [stdout] b9ea967d355b738208338513fcb9316407f64d0004276751836143e47df903dd