[INFO] fetching crate qrs_detector 0.2.0...
[INFO] checking qrs_detector-0.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate qrs_detector 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate qrs_detector 0.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qrs_detector 0.2.0
[INFO] finished tweaking crates.io crate qrs_detector 0.2.0
[INFO] tweaked toml for crates.io crate qrs_detector 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded if_chain v1.0.1
[INFO] [stderr]   Downloaded micromath v1.1.1
[INFO] [stderr]   Downloaded sliding_window v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53bdaf5f80eaeb4b3a37e9f6c87e60b8f5442f88c23595ca5cded1069fd056c6
[INFO] running `Command { std: "docker" "start" "-a" "53bdaf5f80eaeb4b3a37e9f6c87e60b8f5442f88c23595ca5cded1069fd056c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53bdaf5f80eaeb4b3a37e9f6c87e60b8f5442f88c23595ca5cded1069fd056c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bdaf5f80eaeb4b3a37e9f6c87e60b8f5442f88c23595ca5cded1069fd056c6", kill_on_drop: false }`
[INFO] [stdout] 53bdaf5f80eaeb4b3a37e9f6c87e60b8f5442f88c23595ca5cded1069fd056c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad89ba8bf5781443bc636775328bff7706f43ea94c70c365534e02bb717aab6
[INFO] running `Command { std: "docker" "start" "-a" "9ad89ba8bf5781443bc636775328bff7706f43ea94c70c365534e02bb717aab6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking if_chain v1.0.1
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking sliding_window v0.1.2
[INFO] [stderr]     Checking qrs_detector v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "9ad89ba8bf5781443bc636775328bff7706f43ea94c70c365534e02bb717aab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad89ba8bf5781443bc636775328bff7706f43ea94c70c365534e02bb717aab6", kill_on_drop: false }`
[INFO] [stdout] 9ad89ba8bf5781443bc636775328bff7706f43ea94c70c365534e02bb717aab6