[INFO] fetching crate wifiqr 0.0.7...
[INFO] checking wifiqr-0.0.7 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate wifiqr 0.0.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wifiqr 0.0.7 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wifiqr 0.0.7
[INFO] finished tweaking crates.io crate wifiqr 0.0.7
[INFO] tweaked toml for crates.io crate wifiqr 0.0.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate wifiqr 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbfd9b84995ef930b1c16e1e78da8473cb5578d89981bceb8283feecac99e583
[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" "fbfd9b84995ef930b1c16e1e78da8473cb5578d89981bceb8283feecac99e583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbfd9b84995ef930b1c16e1e78da8473cb5578d89981bceb8283feecac99e583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfd9b84995ef930b1c16e1e78da8473cb5578d89981bceb8283feecac99e583", kill_on_drop: false }`
[INFO] [stdout] fbfd9b84995ef930b1c16e1e78da8473cb5578d89981bceb8283feecac99e583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6ea186e3b81e8d0f046829f9f3add11561e4995046df67d641209626293213
[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" "4d6ea186e3b81e8d0f046829f9f3add11561e4995046df67d641209626293213", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking bytemuck v1.5.0
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking rpassword v5.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.13
[INFO] [stderr]     Checking imageproc v0.22.0
[INFO] [stderr]     Checking wifiqr v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.39s
[INFO] running `Command { std: "docker" "inspect" "4d6ea186e3b81e8d0f046829f9f3add11561e4995046df67d641209626293213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6ea186e3b81e8d0f046829f9f3add11561e4995046df67d641209626293213", kill_on_drop: false }`
[INFO] [stdout] 4d6ea186e3b81e8d0f046829f9f3add11561e4995046df67d641209626293213