[INFO] cloning repository https://github.com/Michael-F-Bryan/daily-programmer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michael-F-Bryan/daily-programmer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fdaily-programmer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fdaily-programmer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9461decd70a252bf37f012122f8638a50c500c7c
[INFO] checking Michael-F-Bryan/daily-programmer against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fdaily-programmer" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Michael-F-Bryan/daily-programmer on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Michael-F-Bryan/daily-programmer
[INFO] finished tweaking git repo https://github.com/Michael-F-Bryan/daily-programmer
[INFO] tweaked toml for git repo https://github.com/Michael-F-Bryan/daily-programmer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Michael-F-Bryan/daily-programmer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] 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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", 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] a07cbaaf79197712e2a405bf2b192f020f8bcade16e163483ba088c544409e00
[INFO] running `Command { std: "docker" "start" "-a" "a07cbaaf79197712e2a405bf2b192f020f8bcade16e163483ba088c544409e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a07cbaaf79197712e2a405bf2b192f020f8bcade16e163483ba088c544409e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07cbaaf79197712e2a405bf2b192f020f8bcade16e163483ba088c544409e00", kill_on_drop: false }`
[INFO] [stdout] a07cbaaf79197712e2a405bf2b192f020f8bcade16e163483ba088c544409e00
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e5d5846ae0ad263c7ed3073920ecd39609d9fbf4a2455ba7e5e3c03d9159bbd
[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" "4e5d5846ae0ad263c7ed3073920ecd39609d9fbf4a2455ba7e5e3c03d9159bbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling pulldown-cmark v0.5.0
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling stdweb v0.4.16
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking easy-374 v0.1.0 (/opt/rustwide/workdir/easy-374)
[INFO] [stderr]     Checking easy-370 v0.1.0 (/opt/rustwide/workdir/easy-370)
[INFO] [stderr]     Checking easy-371 v0.1.0 (/opt/rustwide/workdir/easy-371)
[INFO] [stderr]     Checking easy-375 v0.1.0 (/opt/rustwide/workdir/easy-375)
[INFO] [stderr]     Checking intermediate-375 v0.1.0 (/opt/rustwide/workdir/intermediate-375)
[INFO] [stderr]     Checking intermediate-374 v0.1.0 (/opt/rustwide/workdir/intermediate-374)
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking daily-programmer v0.1.0 (/opt/rustwide/workdir/daily-programmer)
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.7
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]     Checking yew v0.7.0 (https://github.com/DenisKolodin/yew#ad1164f0)
[INFO] [stderr]     Checking dashboard v0.1.0 (/opt/rustwide/workdir/dashboard)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "4e5d5846ae0ad263c7ed3073920ecd39609d9fbf4a2455ba7e5e3c03d9159bbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5d5846ae0ad263c7ed3073920ecd39609d9fbf4a2455ba7e5e3c03d9159bbd", kill_on_drop: false }`
[INFO] [stdout] 4e5d5846ae0ad263c7ed3073920ecd39609d9fbf4a2455ba7e5e3c03d9159bbd