[INFO] fetching crate valence_lang 0.2.0-alpha.1+mc.1.20.1...
[INFO] testing valence_lang-0.2.0-alpha.1+mc.1.20.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate valence_lang 0.2.0-alpha.1+mc.1.20.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate valence_lang 0.2.0-alpha.1+mc.1.20.1
[INFO] finished tweaking crates.io crate valence_lang 0.2.0-alpha.1+mc.1.20.1
[INFO] tweaked toml for crates.io crate valence_lang 0.2.0-alpha.1+mc.1.20.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate valence_lang 0.2.0-alpha.1+mc.1.20.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f12b656b7c7f9772dd147d15f3d55b47c636b25a28d3786c2b3b5564baf4f1a6
[INFO] running `Command { std: "docker" "start" "-a" "f12b656b7c7f9772dd147d15f3d55b47c636b25a28d3786c2b3b5564baf4f1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f12b656b7c7f9772dd147d15f3d55b47c636b25a28d3786c2b3b5564baf4f1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12b656b7c7f9772dd147d15f3d55b47c636b25a28d3786c2b3b5564baf4f1a6", kill_on_drop: false }`
[INFO] [stdout] f12b656b7c7f9772dd147d15f3d55b47c636b25a28d3786c2b3b5564baf4f1a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6735a4849bb2cecb743b917b29670311588aca2422727a2b1447484b6b0fc361
[INFO] running `Command { std: "docker" "start" "-a" "6735a4849bb2cecb743b917b29670311588aca2422727a2b1447484b6b0fc361", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling valence_build_utils v0.2.0-alpha.1+mc.1.20.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling valence_lang v0.2.0-alpha.1+mc.1.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "6735a4849bb2cecb743b917b29670311588aca2422727a2b1447484b6b0fc361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6735a4849bb2cecb743b917b29670311588aca2422727a2b1447484b6b0fc361", kill_on_drop: false }`
[INFO] [stdout] 6735a4849bb2cecb743b917b29670311588aca2422727a2b1447484b6b0fc361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0303d62f41395d6813050c951efb7ab153c1852cbc5a9bac282040d99ce30fe
[INFO] running `Command { std: "docker" "start" "-a" "a0303d62f41395d6813050c951efb7ab153c1852cbc5a9bac282040d99ce30fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling valence_lang v0.2.0-alpha.1+mc.1.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "a0303d62f41395d6813050c951efb7ab153c1852cbc5a9bac282040d99ce30fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0303d62f41395d6813050c951efb7ab153c1852cbc5a9bac282040d99ce30fe", kill_on_drop: false }`
[INFO] [stdout] a0303d62f41395d6813050c951efb7ab153c1852cbc5a9bac282040d99ce30fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 080a6b6e6d5ddddd5fb8e00416cfccce5c1504323ea55ec7b0c51e2988d6f219
[INFO] running `Command { std: "docker" "start" "-a" "080a6b6e6d5ddddd5fb8e00416cfccce5c1504323ea55ec7b0c51e2988d6f219", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/valence_lang-da9d4d9a51d2c635)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests valence_lang
[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 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" "080a6b6e6d5ddddd5fb8e00416cfccce5c1504323ea55ec7b0c51e2988d6f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080a6b6e6d5ddddd5fb8e00416cfccce5c1504323ea55ec7b0c51e2988d6f219", kill_on_drop: false }`
[INFO] [stdout] 080a6b6e6d5ddddd5fb8e00416cfccce5c1504323ea55ec7b0c51e2988d6f219