[INFO] fetching crate byte-size 0.2.7...
[INFO] checking byte-size-0.2.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate byte-size 0.2.7 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate byte-size 0.2.7 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 crates.io crate byte-size 0.2.7
[INFO] finished tweaking crates.io crate byte-size 0.2.7
[INFO] tweaked toml for crates.io crate byte-size 0.2.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 73 packages
[INFO] [stderr]       Adding bindgen v0.50.1 (latest: v0.69.4)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cexpr v0.3.6 (latest: v0.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding clang-sys v0.28.1 (latest: v1.7.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding env_logger v0.6.2 (latest: v0.11.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding libloading v0.5.2 (latest: v0.8.3)
[INFO] [stderr]       Adding nom v4.2.3 (latest: v7.1.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding shlex v0.1.1 (latest: v1.3.0)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding version_check v0.1.5 (latest: v0.9.4)
[INFO] [stderr]       Adding which v2.0.1 (latest: v6.0.1)
[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 shoco-sys v1.0.0
[INFO] [stderr]   Downloaded shlex v0.1.1
[INFO] [stderr]   Downloaded which v2.0.1
[INFO] [stderr]   Downloaded smaz v0.1.0
[INFO] [stderr]   Downloaded bimap v0.6.3
[INFO] [stderr]   Downloaded phf v0.11.2
[INFO] [stderr]   Downloaded siphasher v0.3.11
[INFO] [stderr]   Downloaded phf_generator v0.11.2
[INFO] [stderr]   Downloaded phf_shared v0.11.2
[INFO] [stderr]   Downloaded phf_codegen v0.11.2
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded libloading v0.5.2
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded bindgen v0.50.1
[INFO] [stderr]   Downloaded shoco-rs v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 24ad87a2525bf7c59a682231e02433cbb456a6836836e84092386b1cb0dd0ea7
[INFO] running `Command { std: "docker" "start" "-a" "24ad87a2525bf7c59a682231e02433cbb456a6836836e84092386b1cb0dd0ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24ad87a2525bf7c59a682231e02433cbb456a6836836e84092386b1cb0dd0ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ad87a2525bf7c59a682231e02433cbb456a6836836e84092386b1cb0dd0ea7", kill_on_drop: false }`
[INFO] [stdout] 24ad87a2525bf7c59a682231e02433cbb456a6836836e84092386b1cb0dd0ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7b2009737039a9d7a21a7f34a20127d31cb96e590b31e022cf04917cdf397966
[INFO] running `Command { std: "docker" "start" "-a" "7b2009737039a9d7a21a7f34a20127d31cb96e590b31e022cf04917cdf397966", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking smaz v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling byte-size v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling shoco-sys v1.0.0
[INFO] [stdout] warning: associated function `get_length` is never used
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/byte-size-a3502cc6501d3c10/out/maps.rs:40986:26
[INFO] [stdout]       |
[INFO] [stdout] 40984 | impl Repetitions {
[INFO] [stdout]       | ---------------- associated function in this implementation
[INFO] [stdout] 40985 |
[INFO] [stdout] 40986 |     pub (crate) const fn get_length() -> usize {
[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]     Checking shoco-rs v0.1.1
[INFO] [stdout] warning: associated function `get_length` is never used
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/byte-size-a3502cc6501d3c10/out/maps.rs:40986:26
[INFO] [stdout]       |
[INFO] [stdout] 40984 | impl Repetitions {
[INFO] [stdout]       | ---------------- associated function in this implementation
[INFO] [stdout] 40985 |
[INFO] [stdout] 40986 |     pub (crate) const fn get_length() -> usize {
[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 14.75s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7b2009737039a9d7a21a7f34a20127d31cb96e590b31e022cf04917cdf397966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2009737039a9d7a21a7f34a20127d31cb96e590b31e022cf04917cdf397966", kill_on_drop: false }`
[INFO] [stdout] 7b2009737039a9d7a21a7f34a20127d31cb96e590b31e022cf04917cdf397966