[INFO] cloning repository https://github.com/xermicus/blindspot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xermicus/blindspot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxermicus%2Fblindspot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxermicus%2Fblindspot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae55e60440b50c0e3c6894a2f3c6ae086997b6ff
[INFO] checking xermicus/blindspot against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxermicus%2Fblindspot" "/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/xermicus/blindspot 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 git repo https://github.com/xermicus/blindspot
[INFO] finished tweaking git repo https://github.com/xermicus/blindspot
[INFO] tweaked toml for git repo https://github.com/xermicus/blindspot written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/xermicus/blindspot already has a lockfile, it will not be regenerated
[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 redox_termios v0.1.2
[INFO] [stderr]   Downloaded async-net v1.5.0
[INFO] [stderr]   Downloaded curl v0.4.35
[INFO] [stderr]   Downloaded flume v0.10.2
[INFO] [stderr]   Downloaded async-fs v1.5.0
[INFO] [stderr]   Downloaded progress_string v0.2.0
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] [stderr]   Downloaded sluice v0.5.4
[INFO] [stderr]   Downloaded nb-connect v1.1.0
[INFO] [stderr]   Downloaded bzip2 v0.4.2
[INFO] [stderr]   Downloaded async-tar v0.3.0
[INFO] [stderr]   Downloaded syn v1.0.67
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded polling v2.0.3
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded lzma-sys v0.1.17
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]   Downloaded curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]   Downloaded signal-hook v0.3.7
[INFO] [stderr]   Downloaded isahc v1.2.0
[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" "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] 3383c82f51435303450eed14056ad71d3598e71107b1c25d6f23ea9a7c72b64f
[INFO] running `Command { std: "docker" "start" "-a" "3383c82f51435303450eed14056ad71d3598e71107b1c25d6f23ea9a7c72b64f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3383c82f51435303450eed14056ad71d3598e71107b1c25d6f23ea9a7c72b64f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3383c82f51435303450eed14056ad71d3598e71107b1c25d6f23ea9a7c72b64f", kill_on_drop: false }`
[INFO] [stdout] 3383c82f51435303450eed14056ad71d3598e71107b1c25d6f23ea9a7c72b64f
[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" "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] 3498c8b9bba9df5037516dde1ed12a6ca47d4621bff636dbbb61ec707c88adc1
[INFO] running `Command { std: "docker" "start" "-a" "3498c8b9bba9df5037516dde1ed12a6ca47d4621bff636dbbb61ec707c88adc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling signal-hook v0.3.7
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling isahc v1.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking progress_string v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking async-lock v2.3.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking sluice v0.5.4
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking bzip2 v0.4.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]     Checking async-compression v0.3.7
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking flume v0.10.2
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-net v1.5.0
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]     Checking async-tar v0.3.0
[INFO] [stderr]     Checking blindspot v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.93s
[INFO] running `Command { std: "docker" "inspect" "3498c8b9bba9df5037516dde1ed12a6ca47d4621bff636dbbb61ec707c88adc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3498c8b9bba9df5037516dde1ed12a6ca47d4621bff636dbbb61ec707c88adc1", kill_on_drop: false }`
[INFO] [stdout] 3498c8b9bba9df5037516dde1ed12a6ca47d4621bff636dbbb61ec707c88adc1