[INFO] cloning repository https://github.com/FreeMasen/analytics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/analytics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fanalytics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fanalytics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21a437aeed4c8a96e59f2044653917804444bcf6
[INFO] checking FreeMasen/analytics against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fanalytics" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/analytics on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeMasen/analytics
[INFO] finished tweaking git repo https://github.com/FreeMasen/analytics
[INFO] tweaked toml for git repo https://github.com/FreeMasen/analytics written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/analytics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded http v0.1.15
[INFO] [stderr]   Downloaded lettre_email v0.9.4
[INFO] [stderr]   Downloaded lettre v0.9.3
[INFO] [stderr]   Downloaded reqwest v0.9.9
[INFO] [stderr]   Downloaded wcwidth v1.0.1
[INFO] [stderr]   Downloaded hyper v0.12.23
[INFO] [stderr]   Downloaded encoding_rs v0.8.15
[INFO] [stderr]   Downloaded nom v4.2.0
[INFO] [stderr]   Downloaded headers-derive v0.1.0
[INFO] [stderr]   Downloaded headers-core v0.1.0
[INFO] [stderr]   Downloaded headers v0.2.1
[INFO] [stderr]   Downloaded block-padding v0.1.3
[INFO] [stderr]   Downloaded term-table v1.1.0
[INFO] [stderr]   Downloaded warp v0.1.12
[INFO] [stderr]   Downloaded uap-rust v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a38974cc9a8330ea69fc3b731eb7e40c1ddb28f9a5d37c8430b4d6370f5839e3
[INFO] running `Command { std: "docker" "start" "-a" "a38974cc9a8330ea69fc3b731eb7e40c1ddb28f9a5d37c8430b4d6370f5839e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a38974cc9a8330ea69fc3b731eb7e40c1ddb28f9a5d37c8430b4d6370f5839e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38974cc9a8330ea69fc3b731eb7e40c1ddb28f9a5d37c8430b4d6370f5839e3", kill_on_drop: false }`
[INFO] [stdout] a38974cc9a8330ea69fc3b731eb7e40c1ddb28f9a5d37c8430b4d6370f5839e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 723bf3a935c98667aca8e24ea42b2e3268eff4f1afc07c903109b1513b7e9cd4
[INFO] running `Command { std: "docker" "start" "-a" "723bf3a935c98667aca8e24ea42b2e3268eff4f1afc07c903109b1513b7e9cd4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "723bf3a935c98667aca8e24ea42b2e3268eff4f1afc07c903109b1513b7e9cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723bf3a935c98667aca8e24ea42b2e3268eff4f1afc07c903109b1513b7e9cd4", kill_on_drop: false }`
[INFO] [stdout] 723bf3a935c98667aca8e24ea42b2e3268eff4f1afc07c903109b1513b7e9cd4