[INFO] cloning repository https://github.com/mandober/rust-linked-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mandober/rust-linked-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandober%2Frust-linked-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandober%2Frust-linked-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95b82d634e3f92005f39e72bbdf3a9e86e2d4b50
[INFO] checking mandober/rust-linked-list against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandober%2Frust-linked-list" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mandober/rust-linked-list on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mandober/rust-linked-list
[INFO] finished tweaking git repo https://github.com/mandober/rust-linked-list
[INFO] tweaked toml for git repo https://github.com/mandober/rust-linked-list written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mandober/rust-linked-list already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 181514c74bdfbe7c0ef42f5d0da1f1ab276c5e82dff5a4b7cd532e65e9a037bc
[INFO] running `Command { std: "docker" "start" "-a" "181514c74bdfbe7c0ef42f5d0da1f1ab276c5e82dff5a4b7cd532e65e9a037bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "181514c74bdfbe7c0ef42f5d0da1f1ab276c5e82dff5a4b7cd532e65e9a037bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181514c74bdfbe7c0ef42f5d0da1f1ab276c5e82dff5a4b7cd532e65e9a037bc", kill_on_drop: false }`
[INFO] [stdout] 181514c74bdfbe7c0ef42f5d0da1f1ab276c5e82dff5a4b7cd532e65e9a037bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3c00ec2f8e63f2eb16906ae1c1367468a4aafd85527478fd80016b1aa7b0226
[INFO] running `Command { std: "docker" "start" "-a" "c3c00ec2f8e63f2eb16906ae1c1367468a4aafd85527478fd80016b1aa7b0226", kill_on_drop: false }`
[INFO] [stderr]     Checking listone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `test`
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod test;
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `test`, create file "src/test.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `test`
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod test;
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `test`, create file "src/test.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `listone`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c3c00ec2f8e63f2eb16906ae1c1367468a4aafd85527478fd80016b1aa7b0226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c00ec2f8e63f2eb16906ae1c1367468a4aafd85527478fd80016b1aa7b0226", kill_on_drop: false }`
[INFO] [stdout] c3c00ec2f8e63f2eb16906ae1c1367468a4aafd85527478fd80016b1aa7b0226