[INFO] fetching crate rs2-cache 0.3.0...
[INFO] checking rs2-cache-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rs2-cache 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rs2-cache 0.3.0 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 rs2-cache 0.3.0
[INFO] finished tweaking crates.io crate rs2-cache 0.3.0
[INFO] tweaked toml for crates.io crate rs2-cache 0.3.0 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 41 packages
[INFO] [stderr]       Adding memmap2 v0.5.10 (latest: v0.9.4)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding osrs-bytes v0.3.0 (latest: v0.5.0)
[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 lzma-rs v0.3.0
[INFO] [stderr]   Downloaded osrs-bytes v0.3.0
[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] 93d02752ef2fdebcd4d970440d42651349a0a7fab69aed8ecf3bad9e4489877c
[INFO] running `Command { std: "docker" "start" "-a" "93d02752ef2fdebcd4d970440d42651349a0a7fab69aed8ecf3bad9e4489877c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93d02752ef2fdebcd4d970440d42651349a0a7fab69aed8ecf3bad9e4489877c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d02752ef2fdebcd4d970440d42651349a0a7fab69aed8ecf3bad9e4489877c", kill_on_drop: false }`
[INFO] [stdout] 93d02752ef2fdebcd4d970440d42651349a0a7fab69aed8ecf3bad9e4489877c
[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] a8f76f45c7049e40755f88108883228a9cfaf0a561aa7b1d47ebf9eeef4bab56
[INFO] running `Command { std: "docker" "start" "-a" "a8f76f45c7049e40755f88108883228a9cfaf0a561aa7b1d47ebf9eeef4bab56", kill_on_drop: false }`
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking osrs-bytes v0.3.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking lzma-rs v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking rs2-cache v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_dirty` is never used
[INFO] [stdout]   --> src/archive.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait Archive {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 31 |     fn is_dirty(&self) -> bool;
[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] [stdout] warning: method `is_dirty` is never used
[INFO] [stdout]   --> src/archive.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait Archive {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 31 |     fn is_dirty(&self) -> bool;
[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 2.88s
[INFO] running `Command { std: "docker" "inspect" "a8f76f45c7049e40755f88108883228a9cfaf0a561aa7b1d47ebf9eeef4bab56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f76f45c7049e40755f88108883228a9cfaf0a561aa7b1d47ebf9eeef4bab56", kill_on_drop: false }`
[INFO] [stdout] a8f76f45c7049e40755f88108883228a9cfaf0a561aa7b1d47ebf9eeef4bab56
[INFO] checking rs2-cache-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rs2-cache 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate rs2-cache 0.3.0 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 crates.io crate rs2-cache 0.3.0
[INFO] finished tweaking crates.io crate rs2-cache 0.3.0
[INFO] tweaked toml for crates.io crate rs2-cache 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 849b5c693b1e1d5017e5023f840a46fc6761471d73919f2b87a390a79f7b1f1f
[INFO] running `Command { std: "docker" "start" "-a" "849b5c693b1e1d5017e5023f840a46fc6761471d73919f2b87a390a79f7b1f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "849b5c693b1e1d5017e5023f840a46fc6761471d73919f2b87a390a79f7b1f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849b5c693b1e1d5017e5023f840a46fc6761471d73919f2b87a390a79f7b1f1f", kill_on_drop: false }`
[INFO] [stdout] 849b5c693b1e1d5017e5023f840a46fc6761471d73919f2b87a390a79f7b1f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 393cbf6a0f2bf172b42bb1435f8dc11706d55a879fba512f8e11a1c4a42934da
[INFO] running `Command { std: "docker" "start" "-a" "393cbf6a0f2bf172b42bb1435f8dc11706d55a879fba512f8e11a1c4a42934da", kill_on_drop: false }`
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking osrs-bytes v0.3.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking lzma-rs v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking rs2-cache v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_dirty` is never used
[INFO] [stdout]   --> src/archive.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait Archive {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 31 |     fn is_dirty(&self) -> bool;
[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] [stdout] warning: method `is_dirty` is never used
[INFO] [stdout]   --> src/archive.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait Archive {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 31 |     fn is_dirty(&self) -> bool;
[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 2.56s
[INFO] running `Command { std: "docker" "inspect" "393cbf6a0f2bf172b42bb1435f8dc11706d55a879fba512f8e11a1c4a42934da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "393cbf6a0f2bf172b42bb1435f8dc11706d55a879fba512f8e11a1c4a42934da", kill_on_drop: false }`
[INFO] [stdout] 393cbf6a0f2bf172b42bb1435f8dc11706d55a879fba512f8e11a1c4a42934da