[INFO] cloning repository https://github.com/Kalbiq/przyczajony-tygrys
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kalbiq/przyczajony-tygrys" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalbiq%2Fprzyczajony-tygrys", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalbiq%2Fprzyczajony-tygrys'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cb4f6a02710b4bfd39d224f885e24e73618f5dc
[INFO] checking Kalbiq/przyczajony-tygrys against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalbiq%2Fprzyczajony-tygrys" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kalbiq/przyczajony-tygrys on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kalbiq/przyczajony-tygrys
[INFO] finished tweaking git repo https://github.com/Kalbiq/przyczajony-tygrys
[INFO] tweaked toml for git repo https://github.com/Kalbiq/przyczajony-tygrys written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kalbiq/przyczajony-tygrys 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.6
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.6
[INFO] [stderr]   Downloaded crc32fast v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e28781305628ebd98668d8c68b04f48c6b574d87ce14e3496e774b898b5a857
[INFO] running `Command { std: "docker" "start" "-a" "5e28781305628ebd98668d8c68b04f48c6b574d87ce14e3496e774b898b5a857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e28781305628ebd98668d8c68b04f48c6b574d87ce14e3496e774b898b5a857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e28781305628ebd98668d8c68b04f48c6b574d87ce14e3496e774b898b5a857", kill_on_drop: false }`
[INFO] [stdout] 5e28781305628ebd98668d8c68b04f48c6b574d87ce14e3496e774b898b5a857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91b67f8fcfc5fd67dc7d3810999adccda66e7783cfc6538446da175f5e09f93f
[INFO] running `Command { std: "docker" "start" "-a" "91b67f8fcfc5fd67dc7d3810999adccda66e7783cfc6538446da175f5e09f93f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking serial_test v0.5.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking przyczajony-tygrys v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `FILE_DOESNT_EXIST` is never used
[INFO] [stdout]  --> src/tests/config_tests.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const FILE_DOESNT_EXIST: &str = "File doesn't exist!";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "91b67f8fcfc5fd67dc7d3810999adccda66e7783cfc6538446da175f5e09f93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b67f8fcfc5fd67dc7d3810999adccda66e7783cfc6538446da175f5e09f93f", kill_on_drop: false }`
[INFO] [stdout] 91b67f8fcfc5fd67dc7d3810999adccda66e7783cfc6538446da175f5e09f93f
[INFO] checking Kalbiq/przyczajony-tygrys against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKalbiq%2Fprzyczajony-tygrys" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kalbiq/przyczajony-tygrys on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kalbiq/przyczajony-tygrys
[INFO] finished tweaking git repo https://github.com/Kalbiq/przyczajony-tygrys
[INFO] tweaked toml for git repo https://github.com/Kalbiq/przyczajony-tygrys written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kalbiq/przyczajony-tygrys 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26ca12296782e2e52bcea1059ba55a7ba36ce86ee26a5fe6ade894bd9fae67b8
[INFO] running `Command { std: "docker" "start" "-a" "26ca12296782e2e52bcea1059ba55a7ba36ce86ee26a5fe6ade894bd9fae67b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ca12296782e2e52bcea1059ba55a7ba36ce86ee26a5fe6ade894bd9fae67b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ca12296782e2e52bcea1059ba55a7ba36ce86ee26a5fe6ade894bd9fae67b8", kill_on_drop: false }`
[INFO] [stdout] 26ca12296782e2e52bcea1059ba55a7ba36ce86ee26a5fe6ade894bd9fae67b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5bf3908006fafc435fe0db6bb4800bfd9e372ba27753dae632cf0988e8bc499
[INFO] running `Command { std: "docker" "start" "-a" "e5bf3908006fafc435fe0db6bb4800bfd9e372ba27753dae632cf0988e8bc499", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking serial_test v0.5.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking przyczajony-tygrys v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `FILE_DOESNT_EXIST` is never used
[INFO] [stdout]  --> src/tests/config_tests.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const FILE_DOESNT_EXIST: &str = "File doesn't exist!";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "e5bf3908006fafc435fe0db6bb4800bfd9e372ba27753dae632cf0988e8bc499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bf3908006fafc435fe0db6bb4800bfd9e372ba27753dae632cf0988e8bc499", kill_on_drop: false }`
[INFO] [stdout] e5bf3908006fafc435fe0db6bb4800bfd9e372ba27753dae632cf0988e8bc499