[INFO] cloning repository https://github.com/Ragarnoy/expert_system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ragarnoy/expert_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRagarnoy%2Fexpert_system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRagarnoy%2Fexpert_system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 858d0f5ff12adb6f7e814849c6bcfd01f47c5305
[INFO] checking Ragarnoy/expert_system against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRagarnoy%2Fexpert_system" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ragarnoy/expert_system on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ragarnoy/expert_system
[INFO] finished tweaking git repo https://github.com/Ragarnoy/expert_system
[INFO] tweaked toml for git repo https://github.com/Ragarnoy/expert_system written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Ragarnoy/expert_system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a2539fa6d4e4e690bd43ff07630893e1382f60e3a86129191d06663e1890348
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a2539fa6d4e4e690bd43ff07630893e1382f60e3a86129191d06663e1890348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a2539fa6d4e4e690bd43ff07630893e1382f60e3a86129191d06663e1890348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2539fa6d4e4e690bd43ff07630893e1382f60e3a86129191d06663e1890348", kill_on_drop: false }`
[INFO] [stdout] 7a2539fa6d4e4e690bd43ff07630893e1382f60e3a86129191d06663e1890348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47192d34c2c8d3ab5d53b883cf2be08cd6a9c522425dd3d42a1ab6c3670d9b12
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "47192d34c2c8d3ab5d53b883cf2be08cd6a9c522425dd3d42a1ab6c3670d9b12", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking expert_system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     'outer: for line in input.lines()
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     'outer: for line in input.lines()
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_operators_sorted_by_priority` found for struct `Operation` in the current scope
[INFO] [stdout]   --> src/rules.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let left_p = Operation::get_operators_sorted_by_priority(&left)?;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `Operation`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/operation.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Operation
[INFO] [stdout]    | -------------------- function or associated item `get_operators_sorted_by_priority` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_operators_sorted_by_priority` found for struct `Operation` in the current scope
[INFO] [stdout]   --> src/rules.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let left_p = Operation::get_operators_sorted_by_priority(&left)?;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `Operation`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/operation.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Operation
[INFO] [stdout]    | -------------------- function or associated item `get_operators_sorted_by_priority` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_operators_sorted_by_priority` found for struct `Operation` in the current scope
[INFO] [stdout]   --> src/rules.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let right_p = Operation::get_operators_sorted_by_priority(&right)?;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `Operation`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/operation.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Operation
[INFO] [stdout]    | -------------------- function or associated item `get_operators_sorted_by_priority` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_operators_sorted_by_priority` found for struct `Operation` in the current scope
[INFO] [stdout]   --> src/rules.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let right_p = Operation::get_operators_sorted_by_priority(&right)?;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function or associated item not found in `Operation`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/operation.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Operation
[INFO] [stdout]    | -------------------- function or associated item `get_operators_sorted_by_priority` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `expert_system`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "47192d34c2c8d3ab5d53b883cf2be08cd6a9c522425dd3d42a1ab6c3670d9b12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47192d34c2c8d3ab5d53b883cf2be08cd6a9c522425dd3d42a1ab6c3670d9b12", kill_on_drop: false }`
[INFO] [stdout] 47192d34c2c8d3ab5d53b883cf2be08cd6a9c522425dd3d42a1ab6c3670d9b12