[INFO] fetching crate json-minimal-tests 0.1.9...
[INFO] testing json-minimal-tests-0.1.9 against 1.60.0 for beta-1.61-1
[INFO] extracting crate json-minimal-tests 0.1.9 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate json-minimal-tests 0.1.9 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-minimal-tests 0.1.9
[INFO] finished tweaking crates.io crate json-minimal-tests 0.1.9
[INFO] tweaked toml for crates.io crate json-minimal-tests 0.1.9 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate json-minimal-tests 0.1.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.3
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efcb8d44581381c2cadffae053af251913080c4883622fc66c0a1034eed9a9b1
[INFO] running `Command { std: "docker" "start" "-a" "efcb8d44581381c2cadffae053af251913080c4883622fc66c0a1034eed9a9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efcb8d44581381c2cadffae053af251913080c4883622fc66c0a1034eed9a9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efcb8d44581381c2cadffae053af251913080c4883622fc66c0a1034eed9a9b1", kill_on_drop: false }`
[INFO] [stdout] efcb8d44581381c2cadffae053af251913080c4883622fc66c0a1034eed9a9b1
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9724a16f811d48e8f348e16273609ee3db839e961d99160980cd68d34dcab5b
[INFO] running `Command { std: "docker" "start" "-a" "d9724a16f811d48e8f348e16273609ee3db839e961d99160980cd68d34dcab5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling crossbeam-queue v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling html-escape v0.2.9
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling assert-json-diff v2.0.1
[INFO] [stderr]    Compiling json-minimal-tests v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "d9724a16f811d48e8f348e16273609ee3db839e961d99160980cd68d34dcab5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9724a16f811d48e8f348e16273609ee3db839e961d99160980cd68d34dcab5b", kill_on_drop: false }`
[INFO] [stdout] d9724a16f811d48e8f348e16273609ee3db839e961d99160980cd68d34dcab5b
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a40f972533e0fa3d1877cd4b2e7d7d535e3c7924fecb87d56055ca401bf0f56c
[INFO] running `Command { std: "docker" "start" "-a" "a40f972533e0fa3d1877cd4b2e7d7d535e3c7924fecb87d56055ca401bf0f56c", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-minimal-tests v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "a40f972533e0fa3d1877cd4b2e7d7d535e3c7924fecb87d56055ca401bf0f56c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40f972533e0fa3d1877cd4b2e7d7d535e3c7924fecb87d56055ca401bf0f56c", kill_on_drop: false }`
[INFO] [stdout] a40f972533e0fa3d1877cd4b2e7d7d535e3c7924fecb87d56055ca401bf0f56c
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b22eb1ad49b8eac63ae8599a3cb5df5d2947cfc433920143b3da4fc94d22083d
[INFO] running `Command { std: "docker" "start" "-a" "b22eb1ad49b8eac63ae8599a3cb5df5d2947cfc433920143b3da4fc94d22083d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_minimal_tests-80db215b779ff186)
[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" "b22eb1ad49b8eac63ae8599a3cb5df5d2947cfc433920143b3da4fc94d22083d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22eb1ad49b8eac63ae8599a3cb5df5d2947cfc433920143b3da4fc94d22083d", kill_on_drop: false }`
[INFO] [stdout] b22eb1ad49b8eac63ae8599a3cb5df5d2947cfc433920143b3da4fc94d22083d