[INFO] cloning repository https://github.com/patrickelectric/bridges
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patrickelectric/bridges" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickelectric%2Fbridges", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickelectric%2Fbridges'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ce9c0b47d006fe6ccf348d42ef60f021f51320b
[INFO] testing patrickelectric/bridges against try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickelectric%2Fbridges" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/patrickelectric/bridges on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/patrickelectric/bridges
[INFO] finished tweaking git repo https://github.com/patrickelectric/bridges
[INFO] tweaked toml for git repo https://github.com/patrickelectric/bridges written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 822cdede051ddc5cd071e226db7e51db6ef1e5a2558ca1e46ed543bf76cc8857
[INFO] running `Command { std: "docker" "start" "-a" "822cdede051ddc5cd071e226db7e51db6ef1e5a2558ca1e46ed543bf76cc8857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "822cdede051ddc5cd071e226db7e51db6ef1e5a2558ca1e46ed543bf76cc8857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822cdede051ddc5cd071e226db7e51db6ef1e5a2558ca1e46ed543bf76cc8857", kill_on_drop: false }`
[INFO] [stdout] 822cdede051ddc5cd071e226db7e51db6ef1e5a2558ca1e46ed543bf76cc8857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 841f894db436fa70b48f73fb2b7266e0d7ddefe1de39a6cfa94f6fdc50758de3
[INFO] running `Command { std: "docker" "start" "-a" "841f894db436fa70b48f73fb2b7266e0d7ddefe1de39a6cfa94f6fdc50758de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.12.1
[INFO] [stderr]    Compiling serialport v4.1.0
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling clap v3.1.15
[INFO] [stderr]    Compiling bridges v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Link`
[INFO] [stdout]   --> src/link.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Link<T: Linkable> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/link.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new(link: T) -> Link<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output`
[INFO] [stdout]   --> src/link.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn output(&mut self, buffer: &[u8]) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `input`
[INFO] [stdout]   --> src/link.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn input(&mut self, buffer: &mut [u8]) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bytes_in`
[INFO] [stdout]   --> src/link.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn bytes_in(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bytes_out`
[INFO] [stdout]   --> src/link.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn bytes_out(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bytes_total`
[INFO] [stdout]   --> src/link.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn bytes_total(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.89s
[INFO] running `Command { std: "docker" "inspect" "841f894db436fa70b48f73fb2b7266e0d7ddefe1de39a6cfa94f6fdc50758de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841f894db436fa70b48f73fb2b7266e0d7ddefe1de39a6cfa94f6fdc50758de3", kill_on_drop: false }`
[INFO] [stdout] 841f894db436fa70b48f73fb2b7266e0d7ddefe1de39a6cfa94f6fdc50758de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7728a26f72b0afb3bfb8a1f29bee0a54c3a345f262dbd92abed2e569ff38f0e0
[INFO] running `Command { std: "docker" "start" "-a" "7728a26f72b0afb3bfb8a1f29bee0a54c3a345f262dbd92abed2e569ff38f0e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7728a26f72b0afb3bfb8a1f29bee0a54c3a345f262dbd92abed2e569ff38f0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7728a26f72b0afb3bfb8a1f29bee0a54c3a345f262dbd92abed2e569ff38f0e0", kill_on_drop: false }`
[INFO] [stdout] 7728a26f72b0afb3bfb8a1f29bee0a54c3a345f262dbd92abed2e569ff38f0e0