[INFO] cloning repository https://github.com/fbenfraj/Rust-Crashcourse-Solana
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fbenfraj/Rust-Crashcourse-Solana" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbenfraj%2FRust-Crashcourse-Solana", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbenfraj%2FRust-Crashcourse-Solana'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6cf82095662100103752af1654f989fb42d5cc1
[INFO] testing fbenfraj/Rust-Crashcourse-Solana against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbenfraj%2FRust-Crashcourse-Solana" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana
[INFO] finished tweaking git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana
[INFO] tweaked toml for git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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] testing fbenfraj/Rust-Crashcourse-Solana against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbenfraj%2FRust-Crashcourse-Solana" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana
[INFO] finished tweaking git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana
[INFO] tweaked toml for git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fbenfraj/Rust-Crashcourse-Solana 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e8d95795f84e58bcb991650c4dc517bb6606978f077bb1945865c1f6c30473b
[INFO] running `Command { std: "docker" "start" "-a" "1e8d95795f84e58bcb991650c4dc517bb6606978f077bb1945865c1f6c30473b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e8d95795f84e58bcb991650c4dc517bb6606978f077bb1945865c1f6c30473b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8d95795f84e58bcb991650c4dc517bb6606978f077bb1945865c1f6c30473b", kill_on_drop: false }`
[INFO] [stdout] 1e8d95795f84e58bcb991650c4dc517bb6606978f077bb1945865c1f6c30473b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d591a344ab1e6e12641a46128e3bb558d156dc9751ee222ce2260c001c91002f
[INFO] running `Command { std: "docker" "start" "-a" "d591a344ab1e6e12641a46128e3bb558d156dc9751ee222ce2260c001c91002f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Animal` is never used
[INFO] [stdout]    --> src/main.rs:174:7
[INFO] [stdout]     |
[INFO] [stdout] 174 | trait Animal {
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MyEnum` is never used
[INFO] [stdout]    --> src/main.rs:191:6
[INFO] [stdout]     |
[INFO] [stdout] 191 | enum MyEnum {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MyError` is never used
[INFO] [stdout]    --> src/main.rs:270:6
[INFO] [stdout]     |
[INFO] [stdout] 270 | enum MyError {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "d591a344ab1e6e12641a46128e3bb558d156dc9751ee222ce2260c001c91002f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d591a344ab1e6e12641a46128e3bb558d156dc9751ee222ce2260c001c91002f", kill_on_drop: false }`
[INFO] [stdout] d591a344ab1e6e12641a46128e3bb558d156dc9751ee222ce2260c001c91002f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58d11d1592fbe133a2e8ab0f60fd40e4629d67051e6806b228ce8bdc4e7f67d8
[INFO] running `Command { std: "docker" "start" "-a" "58d11d1592fbe133a2e8ab0f60fd40e4629d67051e6806b228ce8bdc4e7f67d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Animal` is never used
[INFO] [stdout]    --> src/main.rs:174:7
[INFO] [stdout]     |
[INFO] [stdout] 174 | trait Animal {
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MyEnum` is never used
[INFO] [stdout]    --> src/main.rs:191:6
[INFO] [stdout]     |
[INFO] [stdout] 191 | enum MyEnum {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MyError` is never used
[INFO] [stdout]    --> src/main.rs:270:6
[INFO] [stdout]     |
[INFO] [stdout] 270 | enum MyError {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "58d11d1592fbe133a2e8ab0f60fd40e4629d67051e6806b228ce8bdc4e7f67d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d11d1592fbe133a2e8ab0f60fd40e4629d67051e6806b228ce8bdc4e7f67d8", kill_on_drop: false }`
[INFO] [stdout] 58d11d1592fbe133a2e8ab0f60fd40e4629d67051e6806b228ce8bdc4e7f67d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37934a2a056d2f74b05b2674c318e4edcc909296a9aee278de26f8e8c61c15f6
[INFO] running `Command { std: "docker" "start" "-a" "37934a2a056d2f74b05b2674c318e4edcc909296a9aee278de26f8e8c61c15f6", kill_on_drop: false }`
[INFO] [stderr] warning: trait `Animal` is never used
[INFO] [stderr]    --> src/main.rs:174:7
[INFO] [stderr]     |
[INFO] [stderr] 174 | trait Animal {
[INFO] [stderr]     |       ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `MyEnum` is never used
[INFO] [stderr]    --> src/main.rs:191:6
[INFO] [stderr]     |
[INFO] [stderr] 191 | enum MyEnum {
[INFO] [stderr]     |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `MyError` is never used
[INFO] [stderr]    --> src/main.rs:270:6
[INFO] [stderr]     |
[INFO] [stderr] 270 | enum MyError {
[INFO] [stderr]     |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (bin "hello" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello-90723c0326dfef4d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37934a2a056d2f74b05b2674c318e4edcc909296a9aee278de26f8e8c61c15f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37934a2a056d2f74b05b2674c318e4edcc909296a9aee278de26f8e8c61c15f6", kill_on_drop: false }`
[INFO] [stdout] 37934a2a056d2f74b05b2674c318e4edcc909296a9aee278de26f8e8c61c15f6