[INFO] cloning repository https://github.com/thfm/pi-approximator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thfm/pi-approximator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthfm%2Fpi-approximator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthfm%2Fpi-approximator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8e6d8f98a3e5ad192eccc0af67f975ee9e42817
[INFO] checking thfm/pi-approximator against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthfm%2Fpi-approximator" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thfm/pi-approximator on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thfm/pi-approximator
[INFO] finished tweaking git repo https://github.com/thfm/pi-approximator
[INFO] tweaked toml for git repo https://github.com/thfm/pi-approximator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/thfm/pi-approximator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b18af8728f49611421b4dfb022ca9e6002789e8e9fd4261718c4500d14c57e93
[INFO] running `Command { std: "docker" "start" "-a" "b18af8728f49611421b4dfb022ca9e6002789e8e9fd4261718c4500d14c57e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18af8728f49611421b4dfb022ca9e6002789e8e9fd4261718c4500d14c57e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18af8728f49611421b4dfb022ca9e6002789e8e9fd4261718c4500d14c57e93", kill_on_drop: false }`
[INFO] [stdout] b18af8728f49611421b4dfb022ca9e6002789e8e9fd4261718c4500d14c57e93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07caa7a06082a2bdc6cf88f841eccd3de0f45043d4ead9e0568fe2f53aaa09d9
[INFO] running `Command { std: "docker" "start" "-a" "07caa7a06082a2bdc6cf88f841eccd3de0f45043d4ead9e0568fe2f53aaa09d9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking crossterm v0.17.3
[INFO] [stderr]     Checking pi-approximator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "07caa7a06082a2bdc6cf88f841eccd3de0f45043d4ead9e0568fe2f53aaa09d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07caa7a06082a2bdc6cf88f841eccd3de0f45043d4ead9e0568fe2f53aaa09d9", kill_on_drop: false }`
[INFO] [stdout] 07caa7a06082a2bdc6cf88f841eccd3de0f45043d4ead9e0568fe2f53aaa09d9