[INFO] cloning repository https://github.com/jason89521/cli-rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jason89521/cli-rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5913c4c34bcd0cbe4bd0e86e2a7aef0c5667b92b
[INFO] checking jason89521/cli-rust-book against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jason89521/cli-rust-book on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jason89521/cli-rust-book
[INFO] finished tweaking git repo https://github.com/jason89521/cli-rust-book
[INFO] tweaked toml for git repo https://github.com/jason89521/cli-rust-book written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jason89521/cli-rust-book 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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] warning: /workspace/builds/worker-4-tc1/source/echor/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/echor/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/headr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/headr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/catr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/catr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/catr/Cargo.toml: unused manifest key: dev-dependencies.rand.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc1/source/catr/Cargo.toml: dependency (rand) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 992129de01ca133f314af5cb4cd60a177cf2f4c8ce206ddd2ff91f0a7d5be1e2
[INFO] running `Command { std: "docker" "start" "-a" "992129de01ca133f314af5cb4cd60a177cf2f4c8ce206ddd2ff91f0a7d5be1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "992129de01ca133f314af5cb4cd60a177cf2f4c8ce206ddd2ff91f0a7d5be1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992129de01ca133f314af5cb4cd60a177cf2f4c8ce206ddd2ff91f0a7d5be1e2", kill_on_drop: false }`
[INFO] [stdout] 992129de01ca133f314af5cb4cd60a177cf2f4c8ce206ddd2ff91f0a7d5be1e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e575124f5405dda5fb7d1880ea3574f811fdde2844b37cd09d759aea3f27cab8
[INFO] running `Command { std: "docker" "start" "-a" "e575124f5405dda5fb7d1880ea3574f811fdde2844b37cd09d759aea3f27cab8", 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] warning: /opt/rustwide/workdir/echor/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/echor/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/headr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/headr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: unused manifest key: dev-dependencies.rand.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: dependency (rand) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking regex v1.7.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking bstr v1.5.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking clap_builder v4.4.9
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking predicates v3.0.3
[INFO] [stderr]     Checking assert_cmd v2.0.11
[INFO] [stderr]     Checking clap v4.4.10
[INFO] [stderr]     Checking catr v0.1.0 (/opt/rustwide/workdir/catr)
[INFO] [stderr]     Checking headr v0.1.0 (/opt/rustwide/workdir/headr)
[INFO] [stderr]     Checking echor v0.1.0 (/opt/rustwide/workdir/echor)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "e575124f5405dda5fb7d1880ea3574f811fdde2844b37cd09d759aea3f27cab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e575124f5405dda5fb7d1880ea3574f811fdde2844b37cd09d759aea3f27cab8", kill_on_drop: false }`
[INFO] [stdout] e575124f5405dda5fb7d1880ea3574f811fdde2844b37cd09d759aea3f27cab8
[INFO] checking jason89521/cli-rust-book against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jason89521/cli-rust-book on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jason89521/cli-rust-book
[INFO] finished tweaking git repo https://github.com/jason89521/cli-rust-book
[INFO] tweaked toml for git repo https://github.com/jason89521/cli-rust-book written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jason89521/cli-rust-book 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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] warning: /workspace/builds/worker-4-tc2/source/headr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/headr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/catr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/catr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/catr/Cargo.toml: dependency (rand) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/catr/Cargo.toml: unused manifest key: dev-dependencies.rand.worksapce
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/echor/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/echor/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1327893de729e346cb4600b1da3b6604508eef70cf5e5af06e290045bfdb31db
[INFO] running `Command { std: "docker" "start" "-a" "1327893de729e346cb4600b1da3b6604508eef70cf5e5af06e290045bfdb31db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1327893de729e346cb4600b1da3b6604508eef70cf5e5af06e290045bfdb31db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1327893de729e346cb4600b1da3b6604508eef70cf5e5af06e290045bfdb31db", kill_on_drop: false }`
[INFO] [stdout] 1327893de729e346cb4600b1da3b6604508eef70cf5e5af06e290045bfdb31db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600658fae409f83d6572af65da055b2dcffb09b34d4f8b200cff54ba2332129b
[INFO] running `Command { std: "docker" "start" "-a" "600658fae409f83d6572af65da055b2dcffb09b34d4f8b200cff54ba2332129b", 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] warning: /opt/rustwide/workdir/catr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: dependency (rand) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/catr/Cargo.toml: unused manifest key: dev-dependencies.rand.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/headr/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/headr/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr] warning: /opt/rustwide/workdir/echor/Cargo.toml: dependency (predicates) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr] warning: /opt/rustwide/workdir/echor/Cargo.toml: unused manifest key: dev-dependencies.predicates.worksapce
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking clap_builder v4.4.9
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bstr v1.5.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking regex v1.7.2
[INFO] [stderr]     Checking clap v4.4.10
[INFO] [stderr]     Checking headr v0.1.0 (/opt/rustwide/workdir/headr)
[INFO] [stderr]     Checking catr v0.1.0 (/opt/rustwide/workdir/catr)
[INFO] [stderr]     Checking echor v0.1.0 (/opt/rustwide/workdir/echor)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.2/src/exec.rs:848:13
[INFO] [stdout]     |
[INFO] [stdout] 848 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 849 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 850 | |                 self.cache.value(),
[INFO] [stdout] 851 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 862 | |                 Quit => return Some(Quit),
[INFO] [stdout] 863 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "600658fae409f83d6572af65da055b2dcffb09b34d4f8b200cff54ba2332129b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600658fae409f83d6572af65da055b2dcffb09b34d4f8b200cff54ba2332129b", kill_on_drop: false }`
[INFO] [stdout] 600658fae409f83d6572af65da055b2dcffb09b34d4f8b200cff54ba2332129b