[INFO] cloning repository https://github.com/jianliao/lcs-png-diff-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jianliao/lcs-png-diff-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianliao%2Flcs-png-diff-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianliao%2Flcs-png-diff-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0fcf935a38cfb4e6d6a1cf5d85413db47ee3600 [INFO] checking jianliao/lcs-png-diff-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianliao%2Flcs-png-diff-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jianliao/lcs-png-diff-rs 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/jianliao/lcs-png-diff-rs [INFO] finished tweaking git repo https://github.com/jianliao/lcs-png-diff-rs [INFO] tweaked toml for git repo https://github.com/jianliao/lcs-png-diff-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jianliao/lcs-png-diff-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 61d02e871b40e6d0fe2e1ee605a670d4701d392d657aae32d66e1d5d707de6c5 [INFO] running `Command { std: "docker" "start" "-a" "61d02e871b40e6d0fe2e1ee605a670d4701d392d657aae32d66e1d5d707de6c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61d02e871b40e6d0fe2e1ee605a670d4701d392d657aae32d66e1d5d707de6c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61d02e871b40e6d0fe2e1ee605a670d4701d392d657aae32d66e1d5d707de6c5", kill_on_drop: false }` [INFO] [stdout] 61d02e871b40e6d0fe2e1ee605a670d4701d392d657aae32d66e1d5d707de6c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a53308aa539fd514ccf2342a5a0a728bea7b9976da2240c293bac827d096a093 [INFO] running `Command { std: "docker" "start" "-a" "a53308aa539fd514ccf2342a5a0a728bea7b9976da2240c293bac827d096a093", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling semver v1.0.12 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking deflate v1.0.0 [INFO] [stderr] Checking hashbrown v0.12.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.1.0 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking bytemuck v1.10.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking png v0.17.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking plotters-svg v0.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking plotters v0.3.2 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking rusty_pool v0.7.0 [INFO] [stderr] Checking image v0.24.2 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Checking clap v3.2.8 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking lcs-png-diff v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.39s [INFO] running `Command { std: "docker" "inspect" "a53308aa539fd514ccf2342a5a0a728bea7b9976da2240c293bac827d096a093", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a53308aa539fd514ccf2342a5a0a728bea7b9976da2240c293bac827d096a093", kill_on_drop: false }` [INFO] [stdout] a53308aa539fd514ccf2342a5a0a728bea7b9976da2240c293bac827d096a093 [INFO] checking jianliao/lcs-png-diff-rs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianliao%2Flcs-png-diff-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jianliao/lcs-png-diff-rs 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/jianliao/lcs-png-diff-rs [INFO] finished tweaking git repo https://github.com/jianliao/lcs-png-diff-rs [INFO] tweaked toml for git repo https://github.com/jianliao/lcs-png-diff-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jianliao/lcs-png-diff-rs 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 961eb5970a4cd794f6787296e186288ebb04c42b3cc6dc1d09a6d084f66a1016 [INFO] running `Command { std: "docker" "start" "-a" "961eb5970a4cd794f6787296e186288ebb04c42b3cc6dc1d09a6d084f66a1016", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "961eb5970a4cd794f6787296e186288ebb04c42b3cc6dc1d09a6d084f66a1016", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "961eb5970a4cd794f6787296e186288ebb04c42b3cc6dc1d09a6d084f66a1016", kill_on_drop: false }` [INFO] [stdout] 961eb5970a4cd794f6787296e186288ebb04c42b3cc6dc1d09a6d084f66a1016 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 81ab134473a533ec7672ce31e41c35b5af1681452486344f22412fd53892e8fe [INFO] running `Command { std: "docker" "start" "-a" "81ab134473a533ec7672ce31e41c35b5af1681452486344f22412fd53892e8fe", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling semver v1.0.12 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking deflate v1.0.0 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking hashbrown v0.12.2 [INFO] [stderr] Checking os_str_bytes v6.1.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking bytemuck v1.10.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking png v0.17.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking plotters-svg v0.3.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking plotters v0.3.2 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking image v0.24.2 [INFO] [stderr] Checking rusty_pool v0.7.0 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Checking clap v3.2.8 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking lcs-png-diff v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.20s [INFO] running `Command { std: "docker" "inspect" "81ab134473a533ec7672ce31e41c35b5af1681452486344f22412fd53892e8fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81ab134473a533ec7672ce31e41c35b5af1681452486344f22412fd53892e8fe", kill_on_drop: false }` [INFO] [stdout] 81ab134473a533ec7672ce31e41c35b5af1681452486344f22412fd53892e8fe