[INFO] cloning repository https://github.com/jamesetaylor3/silentmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamesetaylor3/silentmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesetaylor3%2Fsilentmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesetaylor3%2Fsilentmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03b1c8d0ce4784880a52bdd0781ea56788700b0d
[INFO] testing jamesetaylor3/silentmark against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesetaylor3%2Fsilentmark" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamesetaylor3/silentmark on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamesetaylor3/silentmark
[INFO] finished tweaking git repo https://github.com/jamesetaylor3/silentmark
[INFO] tweaked toml for git repo https://github.com/jamesetaylor3/silentmark written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/jamesetaylor3/silentmark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c3f71024313bbf2ae3b599b4f7c6c7e25361079efe07fd96d8a05a4ae17cab0
[INFO] running `Command { std: "docker" "start" "-a" "0c3f71024313bbf2ae3b599b4f7c6c7e25361079efe07fd96d8a05a4ae17cab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c3f71024313bbf2ae3b599b4f7c6c7e25361079efe07fd96d8a05a4ae17cab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c3f71024313bbf2ae3b599b4f7c6c7e25361079efe07fd96d8a05a4ae17cab0", kill_on_drop: false }`
[INFO] [stdout] 0c3f71024313bbf2ae3b599b4f7c6c7e25361079efe07fd96d8a05a4ae17cab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c76e71f8a88c55fb40d22e02451b76277cd9a5e731a09f705dc3445691f4fe5
[INFO] running `Command { std: "docker" "start" "-a" "4c76e71f8a88c55fb40d22e02451b76277cd9a5e731a09f705dc3445691f4fe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling silentmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.24s
[INFO] running `Command { std: "docker" "inspect" "4c76e71f8a88c55fb40d22e02451b76277cd9a5e731a09f705dc3445691f4fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c76e71f8a88c55fb40d22e02451b76277cd9a5e731a09f705dc3445691f4fe5", kill_on_drop: false }`
[INFO] [stdout] 4c76e71f8a88c55fb40d22e02451b76277cd9a5e731a09f705dc3445691f4fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2cf7b9f60ea1eebc0be0f026cd0a505303d8f416ae7122469b14dadecab46fc
[INFO] running `Command { std: "docker" "start" "-a" "e2cf7b9f60ea1eebc0be0f026cd0a505303d8f416ae7122469b14dadecab46fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling silentmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "e2cf7b9f60ea1eebc0be0f026cd0a505303d8f416ae7122469b14dadecab46fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2cf7b9f60ea1eebc0be0f026cd0a505303d8f416ae7122469b14dadecab46fc", kill_on_drop: false }`
[INFO] [stdout] e2cf7b9f60ea1eebc0be0f026cd0a505303d8f416ae7122469b14dadecab46fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56e0f0f86ffad2cb6b691ddb5896c64901fbec0e48ae1ec2d0bb999226afdf25
[INFO] running `Command { std: "docker" "start" "-a" "56e0f0f86ffad2cb6b691ddb5896c64901fbec0e48ae1ec2d0bb999226afdf25", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silentmark-d2a8aced1a0f5394)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silentmark-9155b637520c0636)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests silentmark
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56e0f0f86ffad2cb6b691ddb5896c64901fbec0e48ae1ec2d0bb999226afdf25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e0f0f86ffad2cb6b691ddb5896c64901fbec0e48ae1ec2d0bb999226afdf25", kill_on_drop: false }`
[INFO] [stdout] 56e0f0f86ffad2cb6b691ddb5896c64901fbec0e48ae1ec2d0bb999226afdf25