[INFO] fetching crate base16384 0.1.0...
[INFO] checking base16384-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate base16384 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate base16384 0.1.0 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 base16384 0.1.0
[INFO] finished tweaking crates.io crate base16384 0.1.0
[INFO] tweaked toml for crates.io crate base16384 0.1.0 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]      Locking 71 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[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 plotters-svg v0.3.5
[INFO] [stderr]   Downloaded criterion-plot v0.5.0
[INFO] [stderr]   Downloaded criterion v0.5.1
[INFO] [stderr]   Downloaded anes v0.1.6
[INFO] [stderr]   Downloaded ciborium-io v0.2.2
[INFO] [stderr]   Downloaded plotters v0.3.5
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded ciborium-ll v0.2.2
[INFO] [stderr]   Downloaded ciborium v0.2.2
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] [stderr]   Downloaded plotters-backend v0.3.5
[INFO] [stderr]   Downloaded tinytemplate v1.2.1
[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] 520ee8944d790c17e97db26f55ba7a1220969bf14d9632638bf3ea022a449f30
[INFO] running `Command { std: "docker" "start" "-a" "520ee8944d790c17e97db26f55ba7a1220969bf14d9632638bf3ea022a449f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "520ee8944d790c17e97db26f55ba7a1220969bf14d9632638bf3ea022a449f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520ee8944d790c17e97db26f55ba7a1220969bf14d9632638bf3ea022a449f30", kill_on_drop: false }`
[INFO] [stdout] 520ee8944d790c17e97db26f55ba7a1220969bf14d9632638bf3ea022a449f30
[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] d23fd9f88142867fe7d2083fd95b5bca1ad6987bf8da43a4d91119ed91f630c6
[INFO] running `Command { std: "docker" "start" "-a" "d23fd9f88142867fe7d2083fd95b5bca1ad6987bf8da43a4d91119ed91f630c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking base16384 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.86s
[INFO] running `Command { std: "docker" "inspect" "d23fd9f88142867fe7d2083fd95b5bca1ad6987bf8da43a4d91119ed91f630c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23fd9f88142867fe7d2083fd95b5bca1ad6987bf8da43a4d91119ed91f630c6", kill_on_drop: false }`
[INFO] [stdout] d23fd9f88142867fe7d2083fd95b5bca1ad6987bf8da43a4d91119ed91f630c6
[INFO] checking base16384-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate base16384 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate base16384 0.1.0 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 base16384 0.1.0
[INFO] finished tweaking crates.io crate base16384 0.1.0
[INFO] tweaked toml for crates.io crate base16384 0.1.0 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8a9d104e2ea8b10d2ad4cd68948c7bc13c4cf5612e18e93efa950a8807ba716a
[INFO] running `Command { std: "docker" "start" "-a" "8a9d104e2ea8b10d2ad4cd68948c7bc13c4cf5612e18e93efa950a8807ba716a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a9d104e2ea8b10d2ad4cd68948c7bc13c4cf5612e18e93efa950a8807ba716a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9d104e2ea8b10d2ad4cd68948c7bc13c4cf5612e18e93efa950a8807ba716a", kill_on_drop: false }`
[INFO] [stdout] 8a9d104e2ea8b10d2ad4cd68948c7bc13c4cf5612e18e93efa950a8807ba716a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 329d57ba8dd9cb921051578b9acc83b6cd8d8f3eeb5705143326fb2bf1c40aa6
[INFO] running `Command { std: "docker" "start" "-a" "329d57ba8dd9cb921051578b9acc83b6cd8d8f3eeb5705143326fb2bf1c40aa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking base16384 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.24s
[INFO] running `Command { std: "docker" "inspect" "329d57ba8dd9cb921051578b9acc83b6cd8d8f3eeb5705143326fb2bf1c40aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329d57ba8dd9cb921051578b9acc83b6cd8d8f3eeb5705143326fb2bf1c40aa6", kill_on_drop: false }`
[INFO] [stdout] 329d57ba8dd9cb921051578b9acc83b6cd8d8f3eeb5705143326fb2bf1c40aa6