[INFO] cloning repository https://github.com/robo-monk/rusty-grad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robo-monk/rusty-grad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo-monk%2Frusty-grad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo-monk%2Frusty-grad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5bd071840067c1d85553beed19696934ae7f466
[INFO] checking robo-monk/rusty-grad against 5b237c915528dadada3f674b90c7c80368b632be for pr-133502-29
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo-monk%2Frusty-grad" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/robo-monk/rusty-grad
[INFO] finished tweaking git repo https://github.com/robo-monk/rusty-grad
[INFO] tweaked toml for git repo https://github.com/robo-monk/rusty-grad written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robo-monk/rusty-grad on toolchain 5b237c915528dadada3f674b90c7c80368b632be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robo-monk/rusty-grad 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" "+5b237c915528dadada3f674b90c7c80368b632be" "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 robo-monk/rusty-grad against 5b237c915528dadada3f674b90c7c80368b632be for pr-133502-29
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo-monk%2Frusty-grad" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/robo-monk/rusty-grad
[INFO] finished tweaking git repo https://github.com/robo-monk/rusty-grad
[INFO] tweaked toml for git repo https://github.com/robo-monk/rusty-grad written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robo-monk/rusty-grad on toolchain 5b237c915528dadada3f674b90c7c80368b632be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robo-monk/rusty-grad 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" "+5b237c915528dadada3f674b90c7c80368b632be" "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 robo-monk/rusty-grad against 5b237c915528dadada3f674b90c7c80368b632be for pr-133502-29
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo-monk%2Frusty-grad" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/robo-monk/rusty-grad
[INFO] finished tweaking git repo https://github.com/robo-monk/rusty-grad
[INFO] tweaked toml for git repo https://github.com/robo-monk/rusty-grad written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robo-monk/rusty-grad on toolchain 5b237c915528dadada3f674b90c7c80368b632be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robo-monk/rusty-grad 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" "+5b237c915528dadada3f674b90c7c80368b632be" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41
[INFO] running `Command { std: "docker" "start" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41" "/opt/rustwide/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41" "/opt/rustwide/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty-grad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/value.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     thread,
[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: `thread`
[INFO] [stdout]  --> src/value.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     thread,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `contains` exists for struct `HashSet<Value<f64>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/value.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout]  19 | pub struct Value<T> {
[INFO] [stdout]     | ------------------- doesn't satisfy `Value<f64>: Eq` or `Value<f64>: Hash`
[INFO] [stdout] ...
[INFO] [stdout] 115 |             visited.contains(v);
[INFO] [stdout]     |                     ^^^^^^^^ method cannot be called on `HashSet<Value<f64>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Value<f64>: Eq`
[INFO] [stdout]             `Value<f64>: Hash`
[INFO] [stdout] help: consider annotating `Value<f64>` with `#[derive(Eq, Hash, PartialEq)]`
[INFO] [stdout]     |
[INFO] [stdout]  19 + #[derive(Eq, Hash, PartialEq)]
[INFO] [stdout]  20 | pub struct Value<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `contains` exists for struct `HashSet<Value<f64>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/value.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout]  19 | pub struct Value<T> {
[INFO] [stdout]     | ------------------- doesn't satisfy `Value<f64>: Eq` or `Value<f64>: Hash`
[INFO] [stdout] ...
[INFO] [stdout] 115 |             visited.contains(v);
[INFO] [stdout]     |                     ^^^^^^^^ method cannot be called on `HashSet<Value<f64>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Value<f64>: Eq`
[INFO] [stdout]             `Value<f64>: Hash`
[INFO] [stdout] help: consider annotating `Value<f64>` with `#[derive(Eq, Hash, PartialEq)]`
[INFO] [stdout]     |
[INFO] [stdout]  19 + #[derive(Eq, Hash, PartialEq)]
[INFO] [stdout]  20 | pub struct Value<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: cannot find function, tuple struct or tuple variant `Value` in this scope
[INFO] [stdout]    --> src/value.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | / pub struct Value<T> {
[INFO] [stdout]  20 | |     label: String,
[INFO] [stdout]  21 | |     data: T,
[INFO] [stdout]  22 | |     grad: f64,
[INFO] [stdout] ...   |
[INFO] [stdout]  26 | | }
[INFO] [stdout]     | |_- `Value` defined here
[INFO] [stdout] ...
[INFO] [stdout] 145 |          Value(VALUE_COUNTER.fetch_add(1, Ordering::SeqCst));
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct literal syntax instead: `Value { label: val, data: val, grad: val, children: val, operation: val }`
[INFO] [stdout]     |
[INFO] [stdout]     = note: a struct named `Value` exists in another namespace
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: cannot find function, tuple struct or tuple variant `Value` in this scope
[INFO] [stdout]    --> src/value.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout]  19 | / pub struct Value<T> {
[INFO] [stdout]  20 | |     label: String,
[INFO] [stdout]  21 | |     data: T,
[INFO] [stdout]  22 | |     grad: f64,
[INFO] [stdout] ...   |
[INFO] [stdout]  26 | | }
[INFO] [stdout]     | |_- `Value` defined here
[INFO] [stdout] ...
[INFO] [stdout] 145 |          Value(VALUE_COUNTER.fetch_add(1, Ordering::SeqCst));
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct literal syntax instead: `Value { label: val, data: val, grad: val, children: val, operation: val }`
[INFO] [stdout]     |
[INFO] [stdout]     = note: a struct named `Value` exists in another namespace
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-grad` (bin "rusty-grad" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rusty-grad` (bin "rusty-grad") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41", kill_on_drop: false }`
[INFO] [stdout] 455b16b829335595175ff847c5be1b2a016923cdb1fa9d4321ddf571ea024a41
