[INFO] cloning repository https://github.com/ArvinRoad/Block
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArvinRoad/Block" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArvinRoad%2FBlock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArvinRoad%2FBlock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2bd7527578d2e2c28a8626ca6f1cac37045ff65
[INFO] checking ArvinRoad/Block against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArvinRoad%2FBlock" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ArvinRoad/Block 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 git repo https://github.com/ArvinRoad/Block
[INFO] finished tweaking git repo https://github.com/ArvinRoad/Block
[INFO] tweaked toml for git repo https://github.com/ArvinRoad/Block written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ArvinRoad/Block 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.196
[INFO] [stderr]   Downloaded iana-time-zone v0.1.59
[INFO] [stderr]   Downloaded serde_derive v1.0.196
[INFO] [stderr]   Downloaded chrono v0.4.33
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[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] d85a0d17fa0828967414b9d4a248b7b8fda7ea6bf6a6153ab7749af1550d3bc7
[INFO] running `Command { std: "docker" "start" "-a" "d85a0d17fa0828967414b9d4a248b7b8fda7ea6bf6a6153ab7749af1550d3bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d85a0d17fa0828967414b9d4a248b7b8fda7ea6bf6a6153ab7749af1550d3bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85a0d17fa0828967414b9d4a248b7b8fda7ea6bf6a6153ab7749af1550d3bc7", kill_on_drop: false }`
[INFO] [stdout] d85a0d17fa0828967414b9d4a248b7b8fda7ea6bf6a6153ab7749af1550d3bc7
[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] 34bd36b594c8a62deb5ba7667ad6766a4b1d184d84bc0b91ddad9da274095221
[INFO] running `Command { std: "docker" "start" "-a" "34bd36b594c8a62deb5ba7667ad6766a4b1d184d84bc0b91ddad9da274095221", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stdout] warning: the item `bincode` is imported redundantly
[INFO] [stdout]  --> utils/src/coder.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bincode;
[INFO] [stdout]   |     ^^^^^^^ the item `bincode` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `bincode` is imported redundantly
[INFO] [stdout]  --> utils/src/coder.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bincode;
[INFO] [stdout]   |     ^^^^^^^ the item `bincode` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.69s
[INFO] running `Command { std: "docker" "inspect" "34bd36b594c8a62deb5ba7667ad6766a4b1d184d84bc0b91ddad9da274095221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34bd36b594c8a62deb5ba7667ad6766a4b1d184d84bc0b91ddad9da274095221", kill_on_drop: false }`
[INFO] [stdout] 34bd36b594c8a62deb5ba7667ad6766a4b1d184d84bc0b91ddad9da274095221