[INFO] fetching crate parson 1.1.0...
[INFO] testing parson-1.1.0 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628
[INFO] extracting crate parson 1.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate parson 1.1.0
[INFO] finished tweaking crates.io crate parson 1.1.0
[INFO] tweaked toml for crates.io crate parson 1.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate parson 1.1.0 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.11.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c08fbe8ceb2902037155c49cb1c426228652e1ae82bd8b5a09f9d074afa41f8
[INFO] running `Command { std: "docker" "start" "-a" "8c08fbe8ceb2902037155c49cb1c426228652e1ae82bd8b5a09f9d074afa41f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c08fbe8ceb2902037155c49cb1c426228652e1ae82bd8b5a09f9d074afa41f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c08fbe8ceb2902037155c49cb1c426228652e1ae82bd8b5a09f9d074afa41f8", kill_on_drop: false }`
[INFO] [stdout] 8c08fbe8ceb2902037155c49cb1c426228652e1ae82bd8b5a09f9d074afa41f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b01eab292b10539aaa4af21afe0cfbffaf8fc13b58fa4b2087cf58c9bc060a9e
[INFO] running `Command { std: "docker" "start" "-a" "b01eab292b10539aaa4af21afe0cfbffaf8fc13b58fa4b2087cf58c9bc060a9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling parson v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "b01eab292b10539aaa4af21afe0cfbffaf8fc13b58fa4b2087cf58c9bc060a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01eab292b10539aaa4af21afe0cfbffaf8fc13b58fa4b2087cf58c9bc060a9e", kill_on_drop: false }`
[INFO] [stdout] b01eab292b10539aaa4af21afe0cfbffaf8fc13b58fa4b2087cf58c9bc060a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe1cb713f89d7097e3b05b09b37b1a0e2c4128db28dce7015bf9878c6474044a
[INFO] running `Command { std: "docker" "start" "-a" "fe1cb713f89d7097e3b05b09b37b1a0e2c4128db28dce7015bf9878c6474044a", kill_on_drop: false }`
[INFO] [stderr]    Compiling parson v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "fe1cb713f89d7097e3b05b09b37b1a0e2c4128db28dce7015bf9878c6474044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1cb713f89d7097e3b05b09b37b1a0e2c4128db28dce7015bf9878c6474044a", kill_on_drop: false }`
[INFO] [stdout] fe1cb713f89d7097e3b05b09b37b1a0e2c4128db28dce7015bf9878c6474044a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3afc3f6e4f0c78f6032b528209fbce47fb2c8b4ba3c32c2ffa98a4fc214480d7
[INFO] running `Command { std: "docker" "start" "-a" "3afc3f6e4f0c78f6032b528209fbce47fb2c8b4ba3c32c2ffa98a4fc214480d7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parson-658f1bcc2b6a63e6)
[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 parson
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::from_boolean (line 89) ... ok
[INFO] [stdout] test src/json_string.rs - json_string::JSONString::to_string (line 24) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::from_object (line 137) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::from_array (line 121) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::from_number (line 73) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::from_string (line 57) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::is_array (line 290) ... ok
[INFO] [stdout] test src/json_null.rs - json_null::JSONNull::to_string (line 22) ... ok
[INFO] [stdout] test src/json_array.rs - json_array::JSONArray::to_string (line 26) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::is_null (line 272) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::is_boolean (line 254) ... ok
[INFO] [stdout] test src/json_number.rs - json_number::JSONNumber::to_string (line 24) ... ok
[INFO] [stdout] test src/json_object.rs - json_object::JSONObject::to_string (line 28) ... ok
[INFO] [stdout] test src/json_boolean.rs - json_boolean::JSONBoolean::to_string (line 24) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::is_number (line 236) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::from_null (line 105) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::get_type (line 153) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::is_string (line 218) ... ok
[INFO] [stdout] test src/json_value.rs - json_value::JSONValue::is_object (line 308) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3afc3f6e4f0c78f6032b528209fbce47fb2c8b4ba3c32c2ffa98a4fc214480d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afc3f6e4f0c78f6032b528209fbce47fb2c8b4ba3c32c2ffa98a4fc214480d7", kill_on_drop: false }`
[INFO] [stdout] 3afc3f6e4f0c78f6032b528209fbce47fb2c8b4ba3c32c2ffa98a4fc214480d7