[INFO] fetching crate texture-synthesis 0.8.0...
[INFO] checking texture-synthesis-0.8.0 against beta for pr-78714
[INFO] extracting crate texture-synthesis 0.8.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate texture-synthesis 0.8.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate texture-synthesis 0.8.0
[INFO] finished tweaking crates.io crate texture-synthesis 0.8.0
[INFO] tweaked toml for crates.io crate texture-synthesis 0.8.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate texture-synthesis 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c13e6e32129ab973c08d5cb8eb4bc4095d391b1249546ba0d8edae7ef08ead44
[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" "c13e6e32129ab973c08d5cb8eb4bc4095d391b1249546ba0d8edae7ef08ead44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c13e6e32129ab973c08d5cb8eb4bc4095d391b1249546ba0d8edae7ef08ead44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c13e6e32129ab973c08d5cb8eb4bc4095d391b1249546ba0d8edae7ef08ead44", kill_on_drop: false }`
[INFO] [stdout] c13e6e32129ab973c08d5cb8eb4bc4095d391b1249546ba0d8edae7ef08ead44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6fe0ab697af87013eaddc82c59342f6d61202a1acfb609dd23750e6252e10c2f
[INFO] running `Command { std: "docker" "start" "-a" "6fe0ab697af87013eaddc82c59342f6d61202a1acfb609dd23750e6252e10c2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rstar v0.7.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking img_hash v2.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking image v0.23.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking texture-synthesis v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]    --> benches/all-the-things.rs:294:76
[INFO] [stdout]     |
[INFO] [stdout] 294 |         group.bench_with_input(BenchmarkId::from_parameter(dim), dim, |b, &dim| {
[INFO] [stdout]     |                                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.41s
[INFO] running `Command { std: "docker" "inspect" "6fe0ab697af87013eaddc82c59342f6d61202a1acfb609dd23750e6252e10c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe0ab697af87013eaddc82c59342f6d61202a1acfb609dd23750e6252e10c2f", kill_on_drop: false }`
[INFO] [stdout] 6fe0ab697af87013eaddc82c59342f6d61202a1acfb609dd23750e6252e10c2f