[INFO] cloning repository https://github.com/elkowar/pipr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elkowar/pipr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felkowar%2Fpipr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felkowar%2Fpipr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1960067fb731a6221ad03ed554aa676a3c0168d7
[INFO] checking elkowar/pipr against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felkowar%2Fpipr" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elkowar/pipr on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elkowar/pipr
[INFO] finished tweaking git repo https://github.com/elkowar/pipr
[INFO] tweaked toml for git repo https://github.com/elkowar/pipr written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/elkowar/pipr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd533fad4c69e06c08dcb32eb9f98a8b469fff899bc8db526b9cc80ad325c0ea
[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" "dd533fad4c69e06c08dcb32eb9f98a8b469fff899bc8db526b9cc80ad325c0ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd533fad4c69e06c08dcb32eb9f98a8b469fff899bc8db526b9cc80ad325c0ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd533fad4c69e06c08dcb32eb9f98a8b469fff899bc8db526b9cc80ad325c0ea", kill_on_drop: false }`
[INFO] [stdout] dd533fad4c69e06c08dcb32eb9f98a8b469fff899bc8db526b9cc80ad325c0ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792aa272f7997b9a5dc89d57172f0aadab56ade1377a23bc881f12294046386e
[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" "792aa272f7997b9a5dc89d57172f0aadab56ade1377a23bc881f12294046386e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling onig_sys v69.5.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]     Checking ansi-parser v0.6.5 (https://gitlab.com/Elkowar/ansi-parser?branch=truecolor_escape_support#b7c41455)
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking onig v6.0.0
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking tui v0.9.5
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking syntect v4.3.0
[INFO] [stderr]     Checking pipr v0.0.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "792aa272f7997b9a5dc89d57172f0aadab56ade1377a23bc881f12294046386e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792aa272f7997b9a5dc89d57172f0aadab56ade1377a23bc881f12294046386e", kill_on_drop: false }`
[INFO] [stdout] 792aa272f7997b9a5dc89d57172f0aadab56ade1377a23bc881f12294046386e