[INFO] cloning repository https://github.com/igordejanovic/readcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/igordejanovic/readcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figordejanovic%2Freadcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figordejanovic%2Freadcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce2aabc30ae87cbd43d31050cb7ca94ad9c33f87
[INFO] checking igordejanovic/readcode against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figordejanovic%2Freadcode" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/igordejanovic/readcode 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/igordejanovic/readcode
[INFO] finished tweaking git repo https://github.com/igordejanovic/readcode
[INFO] tweaked toml for git repo https://github.com/igordejanovic/readcode written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/igordejanovic/readcode 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 syntect v5.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8a634a695f957f64c5368ed0bd3782cc1ab17b8e215942a3fa66623d8418aa89
[INFO] running `Command { std: "docker" "start" "-a" "8a634a695f957f64c5368ed0bd3782cc1ab17b8e215942a3fa66623d8418aa89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a634a695f957f64c5368ed0bd3782cc1ab17b8e215942a3fa66623d8418aa89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a634a695f957f64c5368ed0bd3782cc1ab17b8e215942a3fa66623d8418aa89", kill_on_drop: false }`
[INFO] [stdout] 8a634a695f957f64c5368ed0bd3782cc1ab17b8e215942a3fa66623d8418aa89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8e2a6b2cdde64dbe4712690e10cf06883387fbf13526f322a94cddc75705680a
[INFO] running `Command { std: "docker" "start" "-a" "8e2a6b2cdde64dbe4712690e10cf06883387fbf13526f322a94cddc75705680a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking time v0.3.31
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking pom v3.3.0
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking onig v6.4.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking lopdf v0.26.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking printpdf v0.3.4
[INFO] [stderr]     Checking plist v1.6.0
[INFO] [stderr]     Checking genpdf v0.2.0
[INFO] [stderr]     Checking syntect v5.1.0
[INFO] [stderr]     Checking readcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.82s
[INFO] running `Command { std: "docker" "inspect" "8e2a6b2cdde64dbe4712690e10cf06883387fbf13526f322a94cddc75705680a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2a6b2cdde64dbe4712690e10cf06883387fbf13526f322a94cddc75705680a", kill_on_drop: false }`
[INFO] [stdout] 8e2a6b2cdde64dbe4712690e10cf06883387fbf13526f322a94cddc75705680a