[INFO] fetching crate krabby 0.1.8...
[INFO] checking krabby-0.1.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate krabby 0.1.8 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate krabby 0.1.8 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 krabby 0.1.8
[INFO] finished tweaking crates.io crate krabby 0.1.8
[INFO] tweaked toml for crates.io crate krabby 0.1.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate krabby 0.1.8 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-embed-impl v6.8.1
[INFO] [stderr]   Downloaded rust-embed-utils v7.8.1
[INFO] [stderr]   Downloaded serde v1.0.180
[INFO] [stderr]   Downloaded winnow v0.5.3
[INFO] [stderr]   Downloaded serde_derive v1.0.180
[INFO] [stderr]   Downloaded rust-embed v6.8.1
[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] c2d411f86cc4165e7c23fd80c6489a6a479bfd00bdb92518f07df6d698890014
[INFO] running `Command { std: "docker" "start" "-a" "c2d411f86cc4165e7c23fd80c6489a6a479bfd00bdb92518f07df6d698890014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d411f86cc4165e7c23fd80c6489a6a479bfd00bdb92518f07df6d698890014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d411f86cc4165e7c23fd80c6489a6a479bfd00bdb92518f07df6d698890014", kill_on_drop: false }`
[INFO] [stdout] c2d411f86cc4165e7c23fd80c6489a6a479bfd00bdb92518f07df6d698890014
[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] 19ea56785fcaeb0f1ffc75dc89b6de0f6fb5cac117e9d4c52bc7fa68994ed4da
[INFO] running `Command { std: "docker" "start" "-a" "19ea56785fcaeb0f1ffc75dc89b6de0f6fb5cac117e9d4c52bc7fa68994ed4da", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking winnow v0.5.3
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling rust-embed-utils v7.8.1
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling rust-embed-impl v6.8.1
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking rust-embed v6.8.1
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking krabby v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `idx` is never read
[INFO] [stdout]   --> src/pokemon.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Pokemon {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     pub idx: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pokemon` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: field `idx` is never read
[INFO] [stdout]   --> src/pokemon.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Pokemon {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     pub idx: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pokemon` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 18.56s
[INFO] running `Command { std: "docker" "inspect" "19ea56785fcaeb0f1ffc75dc89b6de0f6fb5cac117e9d4c52bc7fa68994ed4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ea56785fcaeb0f1ffc75dc89b6de0f6fb5cac117e9d4c52bc7fa68994ed4da", kill_on_drop: false }`
[INFO] [stdout] 19ea56785fcaeb0f1ffc75dc89b6de0f6fb5cac117e9d4c52bc7fa68994ed4da
[INFO] checking krabby-0.1.8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate krabby 0.1.8 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate krabby 0.1.8 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 krabby 0.1.8
[INFO] finished tweaking crates.io crate krabby 0.1.8
[INFO] tweaked toml for crates.io crate krabby 0.1.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate krabby 0.1.8 already has a lockfile, it will not be regenerated
[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] 35d8869e459c0dcb839637fb3e6b36243380b81777ae4aa6d002c6b7d96251da
[INFO] running `Command { std: "docker" "start" "-a" "35d8869e459c0dcb839637fb3e6b36243380b81777ae4aa6d002c6b7d96251da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35d8869e459c0dcb839637fb3e6b36243380b81777ae4aa6d002c6b7d96251da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d8869e459c0dcb839637fb3e6b36243380b81777ae4aa6d002c6b7d96251da", kill_on_drop: false }`
[INFO] [stdout] 35d8869e459c0dcb839637fb3e6b36243380b81777ae4aa6d002c6b7d96251da
[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] c2298439c3908fed5d2d563d11f4b4854cb644866605d650127d0a580bbaa906
[INFO] running `Command { std: "docker" "start" "-a" "c2298439c3908fed5d2d563d11f4b4854cb644866605d650127d0a580bbaa906", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking winnow v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling rust-embed-utils v7.8.1
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling rust-embed-impl v6.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking rust-embed v6.8.1
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking krabby v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `idx` is never read
[INFO] [stdout]   --> src/pokemon.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Pokemon {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     pub idx: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pokemon` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: field `idx` is never read
[INFO] [stdout]   --> src/pokemon.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Pokemon {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 11 |     pub idx: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pokemon` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 20.01s
[INFO] running `Command { std: "docker" "inspect" "c2298439c3908fed5d2d563d11f4b4854cb644866605d650127d0a580bbaa906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2298439c3908fed5d2d563d11f4b4854cb644866605d650127d0a580bbaa906", kill_on_drop: false }`
[INFO] [stdout] c2298439c3908fed5d2d563d11f4b4854cb644866605d650127d0a580bbaa906