[INFO] cloning repository https://github.com/coeuvre/cgpp2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coeuvre/cgpp2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoeuvre%2Fcgpp2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoeuvre%2Fcgpp2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae8e42fa6188f13b390a50d3f57b29a443178dac
[INFO] checking coeuvre/cgpp2 against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoeuvre%2Fcgpp2" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coeuvre/cgpp2
[INFO] finished tweaking git repo https://github.com/coeuvre/cgpp2
[INFO] tweaked toml for git repo https://github.com/coeuvre/cgpp2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coeuvre/cgpp2 on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coeuvre/cgpp2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking coeuvre/cgpp2 against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoeuvre%2Fcgpp2" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coeuvre/cgpp2
[INFO] finished tweaking git repo https://github.com/coeuvre/cgpp2
[INFO] tweaked toml for git repo https://github.com/coeuvre/cgpp2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coeuvre/cgpp2 on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coeuvre/cgpp2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "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 serde_derive v1.0.94
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] [stderr]   Downloaded obj-rs v0.5.0
[INFO] [stderr]   Downloaded gif v0.10.2
[INFO] [stderr]   Downloaded rayon v1.1.0
[INFO] [stderr]   Downloaded rayon-core v1.5.0
[INFO] [stderr]   Downloaded image v0.21.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af068238dbcd014c4b40b81ffdf6483babbf8df7e575252a3064e6821a7e0007
[INFO] running `Command { std: "docker" "start" "-a" "af068238dbcd014c4b40b81ffdf6483babbf8df7e575252a3064e6821a7e0007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af068238dbcd014c4b40b81ffdf6483babbf8df7e575252a3064e6821a7e0007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af068238dbcd014c4b40b81ffdf6483babbf8df7e575252a3064e6821a7e0007", kill_on_drop: false }`
[INFO] [stdout] af068238dbcd014c4b40b81ffdf6483babbf8df7e575252a3064e6821a7e0007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19e684c89d7e1df967013db866b9f2ad2c011a973deb928918d4fa71776192e2
[INFO] running `Command { std: "docker" "start" "-a" "19e684c89d7e1df967013db866b9f2ad2c011a973deb928918d4fa71776192e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking cgpp2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr]     Checking obj-rs v0.5.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> examples/support/canvas.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn lock(&mut self) -> Canvas {
[INFO] [stdout]    |                 ^^^^^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn lock(&mut self) -> Canvas<'_> {
[INFO] [stdout]    |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "19e684c89d7e1df967013db866b9f2ad2c011a973deb928918d4fa71776192e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e684c89d7e1df967013db866b9f2ad2c011a973deb928918d4fa71776192e2", kill_on_drop: false }`
[INFO] [stdout] 19e684c89d7e1df967013db866b9f2ad2c011a973deb928918d4fa71776192e2