[INFO] fetching crate torchbearer 0.6.1...
[INFO] checking torchbearer-0.6.1 against master#ddaf12390d3ffb7d5ba74491a48f3cd528e5d777 for pr-146504
[INFO] extracting crate torchbearer 0.6.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate torchbearer 0.6.1
[INFO] finished tweaking crates.io crate torchbearer 0.6.1
[INFO] tweaked toml for crates.io crate torchbearer 0.6.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate torchbearer 0.6.1 on toolchain ddaf12390d3ffb7d5ba74491a48f3cd528e5d777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "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" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 96 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.7
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.7
[INFO] [stderr]   Downloaded bracket-geometry v0.8.7
[INFO] [stderr]   Downloaded ultraviolet v0.9.2
[INFO] [stderr]   Downloaded tcod v0.15.0
[INFO] [stderr]   Downloaded tcod-sys v5.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8fea4e7e002a5788542ef63571208c49c66b9007a148e4241d90b55b62298a
[INFO] running `Command { std: "docker" "start" "-a" "bc8fea4e7e002a5788542ef63571208c49c66b9007a148e4241d90b55b62298a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8fea4e7e002a5788542ef63571208c49c66b9007a148e4241d90b55b62298a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8fea4e7e002a5788542ef63571208c49c66b9007a148e4241d90b55b62298a", kill_on_drop: false }`
[INFO] [stdout] bc8fea4e7e002a5788542ef63571208c49c66b9007a148e4241d90b55b62298a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 340cb18b400acc078d83bd8251d5eee8a18c0d6383e792d28d6c7830d043e04e
[INFO] running `Command { std: "docker" "start" "-a" "340cb18b400acc078d83bd8251d5eee8a18c0d6383e792d28d6c7830d043e04e", kill_on_drop: false }`
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]    Compiling tcod-sys v5.0.1
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.224
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking torchbearer v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking ultraviolet v0.9.2
[INFO] [stderr]     Checking bracket-geometry v0.8.7
[INFO] [stderr]     Checking serde v1.0.224
[INFO] [stderr]     Checking bracket-algorithm-traits v0.8.7
[INFO] [stderr]     Checking bracket-pathfinding v0.8.7
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking tcod v0.15.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.48s
[INFO] running `Command { std: "docker" "inspect" "340cb18b400acc078d83bd8251d5eee8a18c0d6383e792d28d6c7830d043e04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340cb18b400acc078d83bd8251d5eee8a18c0d6383e792d28d6c7830d043e04e", kill_on_drop: false }`
[INFO] [stdout] 340cb18b400acc078d83bd8251d5eee8a18c0d6383e792d28d6c7830d043e04e