[INFO] fetching crate rust-apt 0.5.1...
[INFO] checking rust-apt-0.5.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rust-apt 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rust-apt 0.5.1 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 rust-apt 0.5.1
[INFO] finished tweaking crates.io crate rust-apt 0.5.1
[INFO] tweaked toml for crates.io crate rust-apt 0.5.1 written to /workspace/builds/worker-7-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]      Locking 32 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding numtoa v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding termion v1.5.6 (latest: v3.0.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[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 termsize v0.1.6
[INFO] [stderr]   Downloaded link-cplusplus v1.0.9
[INFO] [stderr]   Downloaded scratch v1.0.7
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.120
[INFO] [stderr]   Downloaded cxx-build v1.0.120
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.120
[INFO] [stderr]   Downloaded cxx v1.0.120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e16f0c018c7064716ef2727cc20c3ac2869c1fbdc87fc5e535cb31ac99bc3c65
[INFO] running `Command { std: "docker" "start" "-a" "e16f0c018c7064716ef2727cc20c3ac2869c1fbdc87fc5e535cb31ac99bc3c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e16f0c018c7064716ef2727cc20c3ac2869c1fbdc87fc5e535cb31ac99bc3c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16f0c018c7064716ef2727cc20c3ac2869c1fbdc87fc5e535cb31ac99bc3c65", kill_on_drop: false }`
[INFO] [stdout] e16f0c018c7064716ef2727cc20c3ac2869c1fbdc87fc5e535cb31ac99bc3c65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fac90e054fce0478c76935e7648ec2e3b296e50eab2adc55b2b7411a3ce0dd8a
[INFO] running `Command { std: "docker" "start" "-a" "fac90e054fce0478c76935e7648ec2e3b296e50eab2adc55b2b7411a3ce0dd8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling link-cplusplus v1.0.9
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.120
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling cxx v1.0.120
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termsize v0.1.6
[INFO] [stderr]    Compiling cxx-build v1.0.120
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.120
[INFO] [stderr]    Compiling rust-apt v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: rust-apt@0.5.1: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr] warning: rust-apt@0.5.1: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> src/tagfile.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> src/tagfile.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.97s
[INFO] running `Command { std: "docker" "inspect" "fac90e054fce0478c76935e7648ec2e3b296e50eab2adc55b2b7411a3ce0dd8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac90e054fce0478c76935e7648ec2e3b296e50eab2adc55b2b7411a3ce0dd8a", kill_on_drop: false }`
[INFO] [stdout] fac90e054fce0478c76935e7648ec2e3b296e50eab2adc55b2b7411a3ce0dd8a