[INFO] cloning repository https://github.com/tonyyzy/smolgrad [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonyyzy/smolgrad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyyzy%2Fsmolgrad", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyyzy%2Fsmolgrad'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 542ec1fb8c3497be3f098cc81190402808edc635 [INFO] checking tonyyzy/smolgrad against master#7c4ac0603e9ee5295bc802c90575391288a69a8a for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyyzy%2Fsmolgrad" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tonyyzy/smolgrad on toolchain 7c4ac0603e9ee5295bc802c90575391288a69a8a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tonyyzy/smolgrad [INFO] finished tweaking git repo https://github.com/tonyyzy/smolgrad [INFO] tweaked toml for git repo https://github.com/tonyyzy/smolgrad written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tonyyzy/smolgrad 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" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "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 [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking tonyyzy/smolgrad against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyyzy%2Fsmolgrad" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tonyyzy/smolgrad on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tonyyzy/smolgrad [INFO] finished tweaking git repo https://github.com/tonyyzy/smolgrad [INFO] tweaked toml for git repo https://github.com/tonyyzy/smolgrad written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tonyyzy/smolgrad 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking tonyyzy/smolgrad against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyyzy%2Fsmolgrad" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tonyyzy/smolgrad on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tonyyzy/smolgrad [INFO] finished tweaking git repo https://github.com/tonyyzy/smolgrad [INFO] tweaked toml for git repo https://github.com/tonyyzy/smolgrad written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tonyyzy/smolgrad 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eba607c579de7d8360d4fe4fb3318a9968ebfa2cbc70d44fe1522daf68ec4e73 [INFO] running `Command { std: "docker" "start" "-a" "eba607c579de7d8360d4fe4fb3318a9968ebfa2cbc70d44fe1522daf68ec4e73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eba607c579de7d8360d4fe4fb3318a9968ebfa2cbc70d44fe1522daf68ec4e73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eba607c579de7d8360d4fe4fb3318a9968ebfa2cbc70d44fe1522daf68ec4e73", kill_on_drop: false }` [INFO] [stdout] eba607c579de7d8360d4fe4fb3318a9968ebfa2cbc70d44fe1522daf68ec4e73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 637eac67366f40b8a7cb8509fb80b681af2b9727b71d8181c42882dfd8001167 [INFO] running `Command { std: "docker" "start" "-a" "637eac67366f40b8a7cb8509fb80b681af2b9727b71d8181c42882dfd8001167", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking smolgrad v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/nn.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/engine.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/engine.rs:337:9 [INFO] [stdout] | [INFO] [stdout] 337 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/engine.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nn.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut w = (0..nin) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Module` is never used [INFO] [stdout] --> src/nn.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | trait Module { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Neuron` is never constructed [INFO] [stdout] --> src/nn.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct Neuron { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Layer` is never constructed [INFO] [stdout] --> src/nn.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | struct Layer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MLP` is never constructed [INFO] [stdout] --> src/nn.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct MLP { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `call` are never used [INFO] [stdout] --> src/nn.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 33 | impl Neuron { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 34 | fn new(nin: usize, nonlin: bool) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn call(&self, x: &[Value]) -> Value { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `call` are never used [INFO] [stdout] --> src/nn.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 83 | impl Layer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 84 | fn new(nin: usize, nout: usize, nonlin: bool) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn call(&self, x: &[Value]) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `call` are never used [INFO] [stdout] --> src/nn.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 106 | impl MLP { [INFO] [stdout] | -------- associated items in this implementation [INFO] [stdout] 107 | fn new(nin: usize, nouts: &[usize]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn call(&self, x: &[Value]) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `op` is never read [INFO] [stdout] --> src/engine.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Inner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 21 | op: Ops, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `backward` is never used [INFO] [stdout] --> src/engine.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl Value { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 90 | fn backward(&self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/nn.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut w = (0..nin) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `call` is never used [INFO] [stdout] --> src/nn.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 33 | impl Neuron { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 46 | fn call(&self, x: &[Value]) -> Value { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `call` is never used [INFO] [stdout] --> src/nn.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 83 | impl Layer { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 89 | fn call(&self, x: &[Value]) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `call` is never used [INFO] [stdout] --> src/nn.rs:116:8 [INFO] [stdout] | [INFO] [stdout] 106 | impl MLP { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 116 | fn call(&self, x: &[Value]) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `op` is never read [INFO] [stdout] --> src/engine.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Inner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 21 | op: Ops, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_MLP` should have a snake case name [INFO] [stdout] --> src/nn.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn test_MLP() { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `test_mlp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_ReLU` should have a snake case name [INFO] [stdout] --> src/engine.rs:389:8 [INFO] [stdout] | [INFO] [stdout] 389 | fn test_ReLU() { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `test_re_lu` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_ReLU_neg` should have a snake case name [INFO] [stdout] --> src/engine.rs:400:8 [INFO] [stdout] | [INFO] [stdout] 400 | fn test_ReLU_neg() { [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_re_lu_neg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.60s [INFO] running `Command { std: "docker" "inspect" "637eac67366f40b8a7cb8509fb80b681af2b9727b71d8181c42882dfd8001167", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "637eac67366f40b8a7cb8509fb80b681af2b9727b71d8181c42882dfd8001167", kill_on_drop: false }` [INFO] [stdout] 637eac67366f40b8a7cb8509fb80b681af2b9727b71d8181c42882dfd8001167