[INFO] fetching crate comprexor 0.1.520...
[INFO] checking comprexor-0.1.520 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate comprexor 0.1.520 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate comprexor 0.1.520 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 comprexor 0.1.520
[INFO] finished tweaking crates.io crate comprexor 0.1.520
[INFO] tweaked toml for crates.io crate comprexor 0.1.520 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 29 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[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] 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] ad001745bc394637e6ef42c1f924ba3f68a94dedfbadef1945a3fee94041b978
[INFO] running `Command { std: "docker" "start" "-a" "ad001745bc394637e6ef42c1f924ba3f68a94dedfbadef1945a3fee94041b978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad001745bc394637e6ef42c1f924ba3f68a94dedfbadef1945a3fee94041b978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad001745bc394637e6ef42c1f924ba3f68a94dedfbadef1945a3fee94041b978", kill_on_drop: false }`
[INFO] [stdout] ad001745bc394637e6ef42c1f924ba3f68a94dedfbadef1945a3fee94041b978
[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] 5d8066ad5ad572d0c84279393af0ea2aa4b6ace2c3ee464fea0e9ad1839393d5
[INFO] running `Command { std: "docker" "start" "-a" "5d8066ad5ad572d0c84279393af0ea2aa4b6ace2c3ee464fea0e9ad1839393d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking comprexor v0.1.520 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ArchiveExt` is never used
[INFO] [stdout]    --> src/lib.rs:200:7
[INFO] [stdout]     |
[INFO] [stdout] 200 | trait ArchiveExt {
[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: trait `ArchiveExt` is never used
[INFO] [stdout]    --> src/lib.rs:200:7
[INFO] [stdout]     |
[INFO] [stdout] 200 | trait ArchiveExt {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d8066ad5ad572d0c84279393af0ea2aa4b6ace2c3ee464fea0e9ad1839393d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8066ad5ad572d0c84279393af0ea2aa4b6ace2c3ee464fea0e9ad1839393d5", kill_on_drop: false }`
[INFO] [stdout] 5d8066ad5ad572d0c84279393af0ea2aa4b6ace2c3ee464fea0e9ad1839393d5
[INFO] checking comprexor-0.1.520 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate comprexor 0.1.520 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate comprexor 0.1.520 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 comprexor 0.1.520
[INFO] finished tweaking crates.io crate comprexor 0.1.520
[INFO] tweaked toml for crates.io crate comprexor 0.1.520 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] 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] 98eed3a077a88d4798e64e95a6e0d48936881fe51cf7443354c69bb7363631dd
[INFO] running `Command { std: "docker" "start" "-a" "98eed3a077a88d4798e64e95a6e0d48936881fe51cf7443354c69bb7363631dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98eed3a077a88d4798e64e95a6e0d48936881fe51cf7443354c69bb7363631dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98eed3a077a88d4798e64e95a6e0d48936881fe51cf7443354c69bb7363631dd", kill_on_drop: false }`
[INFO] [stdout] 98eed3a077a88d4798e64e95a6e0d48936881fe51cf7443354c69bb7363631dd
[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] 8950c07925d59502d6014a91019632de6bf4946e0556b929a2f03242cc7e2b25
[INFO] running `Command { std: "docker" "start" "-a" "8950c07925d59502d6014a91019632de6bf4946e0556b929a2f03242cc7e2b25", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking comprexor v0.1.520 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ArchiveExt` is never used
[INFO] [stdout]    --> src/lib.rs:200:7
[INFO] [stdout]     |
[INFO] [stdout] 200 | trait ArchiveExt {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ArchiveExt` is never used
[INFO] [stdout]    --> src/lib.rs:200:7
[INFO] [stdout]     |
[INFO] [stdout] 200 | trait ArchiveExt {
[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 4.72s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8950c07925d59502d6014a91019632de6bf4946e0556b929a2f03242cc7e2b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8950c07925d59502d6014a91019632de6bf4946e0556b929a2f03242cc7e2b25", kill_on_drop: false }`
[INFO] [stdout] 8950c07925d59502d6014a91019632de6bf4946e0556b929a2f03242cc7e2b25