[INFO] fetching crate sframe 0.3.0...
[INFO] checking sframe-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate sframe 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate sframe 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 sframe 0.3.0
[INFO] finished tweaking crates.io crate sframe 0.3.0
[INFO] tweaked toml for crates.io crate sframe 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate sframe 0.3.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v3.2.1
[INFO] [stderr]   Downloaded test-case-core v3.2.1
[INFO] [stderr]   Downloaded test-case-macros v3.2.1
[INFO] [stderr]   Downloaded bitfield v0.14.0
[INFO] [stderr]   Downloaded openssl-src v300.1.6+3.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5ed81ad6e653f49c6df72b9ff3e5bb008e29caec3f02eb9a1f791d225487cfad
[INFO] running `Command { std: "docker" "start" "-a" "5ed81ad6e653f49c6df72b9ff3e5bb008e29caec3f02eb9a1f791d225487cfad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ed81ad6e653f49c6df72b9ff3e5bb008e29caec3f02eb9a1f791d225487cfad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed81ad6e653f49c6df72b9ff3e5bb008e29caec3f02eb9a1f791d225487cfad", kill_on_drop: false }`
[INFO] [stdout] 5ed81ad6e653f49c6df72b9ff3e5bb008e29caec3f02eb9a1f791d225487cfad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5902cd0c3952ff23f0aae88d13abd328e8b74b293907b638d9533ecfad6d5f7e
[INFO] running `Command { std: "docker" "start" "-a" "5902cd0c3952ff23f0aae88d13abd328e8b74b293907b638d9533ecfad6d5f7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]    Compiling test-case-core v3.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling test-case-macros v3.2.1
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking test-case v3.2.1
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking sframe v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]  --> src/crypto/secret.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Secret {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub auth: Option<Vec<u8>>,
[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]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]  --> src/crypto/secret.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Secret {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub auth: Option<Vec<u8>>,
[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 25.36s
[INFO] running `Command { std: "docker" "inspect" "5902cd0c3952ff23f0aae88d13abd328e8b74b293907b638d9533ecfad6d5f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5902cd0c3952ff23f0aae88d13abd328e8b74b293907b638d9533ecfad6d5f7e", kill_on_drop: false }`
[INFO] [stdout] 5902cd0c3952ff23f0aae88d13abd328e8b74b293907b638d9533ecfad6d5f7e