[INFO] cloning repository https://github.com/estanislaocrivos/rust-libraries
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/estanislaocrivos/rust-libraries" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festanislaocrivos%2Frust-libraries", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festanislaocrivos%2Frust-libraries'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fafd348980d03a7abe68b60b5abe556dd02109b
[INFO] checking estanislaocrivos/rust-libraries against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festanislaocrivos%2Frust-libraries" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/estanislaocrivos/rust-libraries
[INFO] finished tweaking git repo https://github.com/estanislaocrivos/rust-libraries
[INFO] tweaked toml for git repo https://github.com/estanislaocrivos/rust-libraries written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/estanislaocrivos/rust-libraries on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/estanislaocrivos/rust-libraries 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "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 estanislaocrivos/rust-libraries against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festanislaocrivos%2Frust-libraries" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/estanislaocrivos/rust-libraries
[INFO] finished tweaking git repo https://github.com/estanislaocrivos/rust-libraries
[INFO] tweaked toml for git repo https://github.com/estanislaocrivos/rust-libraries written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/estanislaocrivos/rust-libraries on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/estanislaocrivos/rust-libraries 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281
[INFO] running `Command { std: "docker" "start" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281", 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" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281", 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" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking ring-buffer v0.1.0 (/opt/rustwide/workdir/libraries/ring-buffer)
[INFO] [stderr]     Checking framing-protocol v0.1.0 (/opt/rustwide/workdir/libraries/framing-protocol)
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stdout] warning: unused import: `crate::config`
[INFO] [stdout]    --> libraries/framing-protocol/src/decoder.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use crate::config;
[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: `super::*`
[INFO] [stdout]    --> libraries/framing-protocol/src/decoder.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errno`
[INFO] [stdout]  --> libraries/framing-protocol/src/framing.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::errno;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crc v0.1.0 (/opt/rustwide/workdir/libraries/crc)
[INFO] [stderr]     Checking rusty-can-bus v0.1.0 (/opt/rustwide/workdir/libraries/rusty-can-bus)
[INFO] [stdout] warning: unused import: `crate::errno`
[INFO] [stdout]  --> libraries/framing-protocol/src/framing.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::errno;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Crc` is never constructed
[INFO] [stdout]  --> libraries/crc/src/crc.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Crc {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `crc8_calculate` are never used
[INFO] [stdout]   --> libraries/crc/src/crc.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Crc {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn crc8_calculate(&self, data: &[u8]) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_8bits` is never used
[INFO] [stdout]   --> libraries/crc/src/crc.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn reverse_8bits(mut byte: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lcd-16-by-2 v0.1.0 (/opt/rustwide/workdir/libraries/lcd-16-by-2)
[INFO] [stdout] warning: struct `Crc` is never constructed
[INFO] [stdout]  --> libraries/crc/src/crc.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Crc {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `crc8_calculate` are never used
[INFO] [stdout]   --> libraries/crc/src/crc.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Crc {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn crc8_calculate(&self, data: &[u8]) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_8bits` is never used
[INFO] [stdout]   --> libraries/crc/src/crc.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn reverse_8bits(mut byte: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> libraries/lcd-16-by-2/src/lcd.rs:173:37
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn write_command_i2c(&mut self, command: u8) {}
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> libraries/lcd-16-by-2/src/lcd.rs:173:37
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn write_command_i2c(&mut self, command: u8) {}
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking rstest v0.26.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.90s
[INFO] running `Command { std: "docker" "inspect" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281", kill_on_drop: false }`
[INFO] [stdout] fff2b65e3725dcc1f73e914f72ec0999ef3c34c1ce14c68214bb00bca5bb0281