[INFO] fetching crate palett 0.0.8...
[INFO] building palett-0.0.8 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate palett 0.0.8 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate palett 0.0.8
[INFO] finished tweaking crates.io crate palett 0.0.8
[INFO] tweaked toml for crates.io crate palett 0.0.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate palett 0.0.8 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded veho v0.0.20
[INFO] [stderr]   Downloaded num-integer v0.1.46
[INFO] [stderr]   Downloaded num v0.4.3
[INFO] [stderr]   Downloaded texting v0.0.7
[INFO] [stderr]   Downloaded arrayvec v0.7.6
[INFO] [stderr]   Downloaded vte v0.15.0
[INFO] [stderr]   Downloaded aryth v0.0.11
[INFO] [stderr]   Downloaded num-rational v0.4.2
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded num-iter v0.1.45
[INFO] [stderr]   Downloaded num-bigint v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ba0017353a484bfe5a32eac3d357ea41d2a7f319ea40309fba952450539ed91
[INFO] running `Command { std: "docker" "start" "-a" "0ba0017353a484bfe5a32eac3d357ea41d2a7f319ea40309fba952450539ed91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ba0017353a484bfe5a32eac3d357ea41d2a7f319ea40309fba952450539ed91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba0017353a484bfe5a32eac3d357ea41d2a7f319ea40309fba952450539ed91", kill_on_drop: false }`
[INFO] [stdout] 0ba0017353a484bfe5a32eac3d357ea41d2a7f319ea40309fba952450539ed91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e71d27758e0d39a4c477ed1df6cfc34fc48c1c8311d0d6ee28f6efbdd5b6fc
[INFO] running `Command { std: "docker" "start" "-a" "49e71d27758e0d39a4c477ed1df6cfc34fc48c1c8311d0d6ee28f6efbdd5b6fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling veho v0.0.20
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling vte v0.15.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling texting v0.0.7
[INFO] [stderr]    Compiling aryth v0.0.11
[INFO] [stderr]    Compiling palett v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.94s
[INFO] running `Command { std: "docker" "inspect" "49e71d27758e0d39a4c477ed1df6cfc34fc48c1c8311d0d6ee28f6efbdd5b6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e71d27758e0d39a4c477ed1df6cfc34fc48c1c8311d0d6ee28f6efbdd5b6fc", kill_on_drop: false }`
[INFO] [stdout] 49e71d27758e0d39a4c477ed1df6cfc34fc48c1c8311d0d6ee28f6efbdd5b6fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96fe94f160fc4814605f3591abe81d3cebced1a3428ec75c787303ec0dce7383
[INFO] running `Command { std: "docker" "start" "-a" "96fe94f160fc4814605f3591abe81d3cebced1a3428ec75c787303ec0dce7383", kill_on_drop: false }`
[INFO] [stderr]    Compiling palett v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "96fe94f160fc4814605f3591abe81d3cebced1a3428ec75c787303ec0dce7383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96fe94f160fc4814605f3591abe81d3cebced1a3428ec75c787303ec0dce7383", kill_on_drop: false }`
[INFO] [stdout] 96fe94f160fc4814605f3591abe81d3cebced1a3428ec75c787303ec0dce7383