[INFO] fetching crate wfc_tiled 1.0.5...
[INFO] checking wfc_tiled-1.0.5 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate wfc_tiled 1.0.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wfc_tiled 1.0.5 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wfc_tiled 1.0.5
[INFO] finished tweaking crates.io crate wfc_tiled 1.0.5
[INFO] tweaked toml for crates.io crate wfc_tiled 1.0.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate wfc_tiled 1.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.6.1
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] [stderr]   Downloaded rayon v1.2.1
[INFO] [stderr]   Downloaded grid_2d v0.12.5
[INFO] [stderr]   Downloaded coord_2d v0.2.15
[INFO] [stderr]   Downloaded wfc v0.8.1
[INFO] [stderr]   Downloaded direction v0.17.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b330e2db8106e81a8b96cf712022c6441ec4a65e6b9e5d9cc1183ef8552c7b5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b330e2db8106e81a8b96cf712022c6441ec4a65e6b9e5d9cc1183ef8552c7b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b330e2db8106e81a8b96cf712022c6441ec4a65e6b9e5d9cc1183ef8552c7b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b330e2db8106e81a8b96cf712022c6441ec4a65e6b9e5d9cc1183ef8552c7b5a", kill_on_drop: false }`
[INFO] [stdout] b330e2db8106e81a8b96cf712022c6441ec4a65e6b9e5d9cc1183ef8552c7b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3176a319ae30be01842aea45e251587cf5019ee557d682efa4aef0f9bb0c6cdb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3176a319ae30be01842aea45e251587cf5019ee557d682efa4aef0f9bb0c6cdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking coord_2d v0.2.15
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking direction v0.17.8
[INFO] [stderr]     Checking grid_2d v0.12.5
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking wfc v0.8.1
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking wfc_tiled v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.25s
[INFO] running `Command { std: "docker" "inspect" "3176a319ae30be01842aea45e251587cf5019ee557d682efa4aef0f9bb0c6cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3176a319ae30be01842aea45e251587cf5019ee557d682efa4aef0f9bb0c6cdb", kill_on_drop: false }`
[INFO] [stdout] 3176a319ae30be01842aea45e251587cf5019ee557d682efa4aef0f9bb0c6cdb