[INFO] fetching crate tegra-rcm 0.6.0...
[INFO] checking tegra-rcm-0.6.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate tegra-rcm 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate tegra-rcm 0.6.0 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 tegra-rcm 0.6.0
[INFO] finished tweaking crates.io crate tegra-rcm 0.6.0
[INFO] tweaked toml for crates.io crate tegra-rcm 0.6.0 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 83 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding nix v0.27.1 (latest: v0.28.0)
[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 libusbk v0.1.2
[INFO] [stderr]   Downloaded libusbk-sys v0.1.3
[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] b6223a703db512fc34159f03820246c6f9d534eeba1101c8ffb9a7f4b9d13776
[INFO] running `Command { std: "docker" "start" "-a" "b6223a703db512fc34159f03820246c6f9d534eeba1101c8ffb9a7f4b9d13776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6223a703db512fc34159f03820246c6f9d534eeba1101c8ffb9a7f4b9d13776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6223a703db512fc34159f03820246c6f9d534eeba1101c8ffb9a7f4b9d13776", kill_on_drop: false }`
[INFO] [stdout] b6223a703db512fc34159f03820246c6f9d534eeba1101c8ffb9a7f4b9d13776
[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] 3bdb942cdd00e47f81aa8c030ab78be67f40a2a4855db15bf2172ee5724619de
[INFO] running `Command { std: "docker" "start" "-a" "3bdb942cdd00e47f81aa8c030ab78be67f40a2a4855db15bf2172ee5724619de", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling libusb1-sys v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling rusb v0.9.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking tegra-rcm v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `backend_name` is never used
[INFO] [stdout]   --> src/vulnerability/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Vulnerability {
[INFO] [stdout]    |           ------------- associated function in this trait
[INFO] [stdout] 14 |     /// Returns the name of the backend that has been chosen
[INFO] [stdout] 15 |     fn backend_name() -> &'static str;
[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 regex-automata v0.4.6
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking regex v1.10.4
[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] [stdout] warning: associated function `backend_name` is never used
[INFO] [stdout]   --> src/vulnerability/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait Vulnerability {
[INFO] [stdout]    |           ------------- associated function in this trait
[INFO] [stdout] 14 |     /// Returns the name of the backend that has been chosen
[INFO] [stdout] 15 |     fn backend_name() -> &'static str;
[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 13.24s
[INFO] running `Command { std: "docker" "inspect" "3bdb942cdd00e47f81aa8c030ab78be67f40a2a4855db15bf2172ee5724619de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bdb942cdd00e47f81aa8c030ab78be67f40a2a4855db15bf2172ee5724619de", kill_on_drop: false }`
[INFO] [stdout] 3bdb942cdd00e47f81aa8c030ab78be67f40a2a4855db15bf2172ee5724619de