[INFO] fetching crate decent-serde-json-alternative 0.5.0...
[INFO] testing decent-serde-json-alternative-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate decent-serde-json-alternative 0.5.0 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate decent-serde-json-alternative 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate decent-serde-json-alternative 0.5.0
[INFO] finished tweaking crates.io crate decent-serde-json-alternative 0.5.0
[INFO] tweaked toml for crates.io crate decent-serde-json-alternative 0.5.0 written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01136e9d29833a9190c8f85216b82bb5e005e9e2c44c539f8b6684202624d83f
[INFO] running `Command { std: "docker" "start" "-a" "01136e9d29833a9190c8f85216b82bb5e005e9e2c44c539f8b6684202624d83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01136e9d29833a9190c8f85216b82bb5e005e9e2c44c539f8b6684202624d83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01136e9d29833a9190c8f85216b82bb5e005e9e2c44c539f8b6684202624d83f", kill_on_drop: false }`
[INFO] [stdout] 01136e9d29833a9190c8f85216b82bb5e005e9e2c44c539f8b6684202624d83f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf52a93d10c23e61840a0531a383541a132fc621c5b54b836b5768feef920b25
[INFO] running `Command { std: "docker" "start" "-a" "bf52a93d10c23e61840a0531a383541a132fc621c5b54b836b5768feef920b25", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling decent-synquote-alternative v0.4.0
[INFO] [stderr]    Compiling decent-serde-json-derive-alternative v0.5.0
[INFO] [stderr]    Compiling decent-serde-json-alternative v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "bf52a93d10c23e61840a0531a383541a132fc621c5b54b836b5768feef920b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf52a93d10c23e61840a0531a383541a132fc621c5b54b836b5768feef920b25", kill_on_drop: false }`
[INFO] [stdout] bf52a93d10c23e61840a0531a383541a132fc621c5b54b836b5768feef920b25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e41e1fa0711829fc40a7bc7dd79bf87647c3aaa992c1131d6a535b222deae9d
[INFO] running `Command { std: "docker" "start" "-a" "1e41e1fa0711829fc40a7bc7dd79bf87647c3aaa992c1131d6a535b222deae9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling decent-serde-json-alternative v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "1e41e1fa0711829fc40a7bc7dd79bf87647c3aaa992c1131d6a535b222deae9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e41e1fa0711829fc40a7bc7dd79bf87647c3aaa992c1131d6a535b222deae9d", kill_on_drop: false }`
[INFO] [stdout] 1e41e1fa0711829fc40a7bc7dd79bf87647c3aaa992c1131d6a535b222deae9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f9f06363f855a2fb4cb5b0814baf9afe212bdf0008cb50639d9cf2bfc43c06a
[INFO] running `Command { std: "docker" "start" "-a" "8f9f06363f855a2fb4cb5b0814baf9afe212bdf0008cb50639d9cf2bfc43c06a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/decent_serde_json_alternative-eb264805a1b9d1b0)
[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 decent-serde-json-alternative
[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" "8f9f06363f855a2fb4cb5b0814baf9afe212bdf0008cb50639d9cf2bfc43c06a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9f06363f855a2fb4cb5b0814baf9afe212bdf0008cb50639d9cf2bfc43c06a", kill_on_drop: false }`
[INFO] [stdout] 8f9f06363f855a2fb4cb5b0814baf9afe212bdf0008cb50639d9cf2bfc43c06a