[INFO] cloning repository https://github.com/whyster/computation_graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whyster/computation_graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhyster%2Fcomputation_graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhyster%2Fcomputation_graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7503fa59af262e71718700ae565db1138a93b470
[INFO] checking whyster/computation_graph against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhyster%2Fcomputation_graph" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whyster/computation_graph
[INFO] finished tweaking git repo https://github.com/whyster/computation_graph
[INFO] tweaked toml for git repo https://github.com/whyster/computation_graph written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whyster/computation_graph on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whyster/computation_graph 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking whyster/computation_graph against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhyster%2Fcomputation_graph" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whyster/computation_graph
[INFO] finished tweaking git repo https://github.com/whyster/computation_graph
[INFO] tweaked toml for git repo https://github.com/whyster/computation_graph written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whyster/computation_graph on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whyster/computation_graph 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking whyster/computation_graph against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhyster%2Fcomputation_graph" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whyster/computation_graph
[INFO] finished tweaking git repo https://github.com/whyster/computation_graph
[INFO] tweaked toml for git repo https://github.com/whyster/computation_graph written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whyster/computation_graph on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whyster/computation_graph 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded recursion v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cb32b6055a97d39cd5062ecc3b981639cc0fa08750ae3a6b32c2eff03f85ab3
[INFO] running `Command { std: "docker" "start" "-a" "6cb32b6055a97d39cd5062ecc3b981639cc0fa08750ae3a6b32c2eff03f85ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cb32b6055a97d39cd5062ecc3b981639cc0fa08750ae3a6b32c2eff03f85ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb32b6055a97d39cd5062ecc3b981639cc0fa08750ae3a6b32c2eff03f85ab3", kill_on_drop: false }`
[INFO] [stdout] 6cb32b6055a97d39cd5062ecc3b981639cc0fa08750ae3a6b32c2eff03f85ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b31cd5e078b19ef87a1027d7c1d0b603b615d14ce9bc732592aad4f356160fba
[INFO] running `Command { std: "docker" "start" "-a" "b31cd5e078b19ef87a1027d7c1d0b603b615d14ce9bc732592aad4f356160fba", kill_on_drop: false }`
[INFO] [stderr]     Checking recursion v0.5.4
[INFO] [stderr]     Checking computation_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found `None`
[INFO] [stdout]    --> src/simplifier/modules/classical_evaluator.rs:106:66
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut expression_result: bool = parameter.operations[0]
[INFO] [stdout]     |                                                                  ^ help: add `;` here
[INFO] [stdout] ...
[INFO] [stdout] 113 |         None
[INFO] [stdout]     |         ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Output`
[INFO] [stdout]  --> src/operations.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Output;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/graph/boxed_nodes.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::computing::Computable`
[INFO] [stdout]  --> src/simplifier/modules/classical_evaluator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::computing::Computable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BinaryOperation`
[INFO] [stdout]  --> src/simplifier/modules/classical_evaluator.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::operations::{BinaryOperation, BooleanOperation, UnaryOperation};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found `None`
[INFO] [stdout]    --> src/simplifier/modules/classical_evaluator.rs:106:66
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut expression_result: bool = parameter.operations[0]
[INFO] [stdout]     |                                                                  ^ help: add `;` here
[INFO] [stdout] ...
[INFO] [stdout] 113 |         None
[INFO] [stdout]     |         ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Output`
[INFO] [stdout]  --> src/operations.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Output;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/graph/boxed_nodes.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Collapsible` and `Expandable`
[INFO] [stdout]    --> src/graph/node_transformer.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |     use recursion::{Collapsible, Expandable};
[INFO] [stdout]     |                     ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `StructuralIdentifier` and `StructureKey`
[INFO] [stdout]    --> src/graph/node_transformer.rs:149:39
[INFO] [stdout]     |
[INFO] [stdout] 149 |     use crate::graph::structure_key::{StructuralIdentifier, StructureKey};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::computing::Computable`
[INFO] [stdout]  --> src/simplifier/modules/classical_evaluator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::computing::Computable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BinaryOperation`
[INFO] [stdout]  --> src/simplifier/modules/classical_evaluator.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::operations::{BinaryOperation, BooleanOperation, UnaryOperation};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/simplifier/modules/classical_evaluator.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut expression_result: bool = parameter.operations[0]
[INFO] [stdout]     |                                    ----   ^^^^^^^^^^^^^^^^^^^^^^^ expected `bool`, found `ComparisonOperation`
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    expected due to this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/simplifier/modules/classical_evaluator.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut expression_result: bool = parameter.operations[0]
[INFO] [stdout]     |                                    ----   ^^^^^^^^^^^^^^^^^^^^^^^ expected `bool`, found `ComparisonOperation`
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    expected due to this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `computation_graph` (lib) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `computation_graph` (lib test) due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b31cd5e078b19ef87a1027d7c1d0b603b615d14ce9bc732592aad4f356160fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31cd5e078b19ef87a1027d7c1d0b603b615d14ce9bc732592aad4f356160fba", kill_on_drop: false }`
[INFO] [stdout] b31cd5e078b19ef87a1027d7c1d0b603b615d14ce9bc732592aad4f356160fba
