[INFO] cloning repository https://github.com/jrollin/rust-cli-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrollin/rust-cli-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrollin%2Frust-cli-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrollin%2Frust-cli-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0b89aed9e97c9f77191d6b037958bfdb49d4e81
[INFO] checking jrollin/rust-cli-workshop against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrollin%2Frust-cli-workshop" "/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/jrollin/rust-cli-workshop on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jrollin/rust-cli-workshop
[INFO] finished tweaking git repo https://github.com/jrollin/rust-cli-workshop
[INFO] tweaked toml for git repo https://github.com/jrollin/rust-cli-workshop written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jrollin/rust-cli-workshop 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: some crates are on edition 2021 which defaults to `resolver = "2"`, but virtual workspaces default to `resolver = "1"`
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded is-terminal v0.4.6
[INFO] [stderr]   Downloaded mockito v1.0.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.84
[INFO] [stderr]   Downloaded openssl v0.10.49
[INFO] [stderr]   Downloaded rustix v0.37.7
[INFO] [stderr]   Downloaded csv v1.2.1
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b41a945c5134bc485e482be595781383ebf88093fa1612174f7ae2bc492f1e2
[INFO] running `Command { std: "docker" "start" "-a" "5b41a945c5134bc485e482be595781383ebf88093fa1612174f7ae2bc492f1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b41a945c5134bc485e482be595781383ebf88093fa1612174f7ae2bc492f1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b41a945c5134bc485e482be595781383ebf88093fa1612174f7ae2bc492f1e2", kill_on_drop: false }`
[INFO] [stdout] 5b41a945c5134bc485e482be595781383ebf88093fa1612174f7ae2bc492f1e2
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 848f3d01966b573b0b8b2199bb10610a115ab54c61e3abbcfcc1343e56e3419b
[INFO] running `Command { std: "docker" "start" "-a" "848f3d01966b573b0b8b2199bb10610a115ab54c61e3abbcfcc1343e56e3419b", kill_on_drop: false }`
[INFO] [stderr] warning: some crates are on edition 2021 which defaults to `resolver = "2"`, but virtual workspaces default to `resolver = "1"`
[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]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling openssl-sys v0.9.84
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling rustix v0.37.7
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.49
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking crabby_args v0.1.0 (/opt/rustwide/workdir/3_args/solution)
[INFO] [stderr]     Checking crabby_syntax v0.1.0 (/opt/rustwide/workdir/2_syntax/solution)
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> 2_syntax/solution/src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn add(a: u8, b: u8) -> u8 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `play` is never used
[INFO] [stdout]   --> 2_syntax/solution/src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn play(a: Game, b: Game) -> GameResult {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "848f3d01966b573b0b8b2199bb10610a115ab54c61e3abbcfcc1343e56e3419b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848f3d01966b573b0b8b2199bb10610a115ab54c61e3abbcfcc1343e56e3419b", kill_on_drop: false }`
[INFO] [stdout] 848f3d01966b573b0b8b2199bb10610a115ab54c61e3abbcfcc1343e56e3419b