[INFO] cloning repository https://github.com/AndersDeath/rust-sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndersDeath/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersDeath%2Frust-sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersDeath%2Frust-sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1b6bca33ad548aa3e28feb9241759560e0222b8
[INFO] testing AndersDeath/rust-sandbox against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersDeath%2Frust-sandbox" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AndersDeath/rust-sandbox
[INFO] finished tweaking git repo https://github.com/AndersDeath/rust-sandbox
[INFO] tweaked toml for git repo https://github.com/AndersDeath/rust-sandbox written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AndersDeath/rust-sandbox on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AndersDeath/rust-sandbox 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v0.4.5
[INFO] [stderr]   Downloaded ferris-says v0.2.1
[INFO] [stderr]   Downloaded textwrap v0.13.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 289abd6441a79fd710844ff8e4fc62e5123945bf6d4d8d5862710955c167e07f
[INFO] running `Command { std: "docker" "start" "-a" "289abd6441a79fd710844ff8e4fc62e5123945bf6d4d8d5862710955c167e07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "289abd6441a79fd710844ff8e4fc62e5123945bf6d4d8d5862710955c167e07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289abd6441a79fd710844ff8e4fc62e5123945bf6d4d8d5862710955c167e07f", kill_on_drop: false }`
[INFO] [stdout] 289abd6441a79fd710844ff8e4fc62e5123945bf6d4d8d5862710955c167e07f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae7fceac853448a6071a7f1af08746e14cd3fd9d55620eea332f3a4dc774cf8a
[INFO] running `Command { std: "docker" "start" "-a" "ae7fceac853448a6071a7f1af08746e14cd3fd9d55620eea332f3a4dc774cf8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling ferris-says v0.2.1
[INFO] [stderr]    Compiling rust-sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `hello_world` is never used
[INFO] [stdout]   --> src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn hello_world() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "ae7fceac853448a6071a7f1af08746e14cd3fd9d55620eea332f3a4dc774cf8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7fceac853448a6071a7f1af08746e14cd3fd9d55620eea332f3a4dc774cf8a", kill_on_drop: false }`
[INFO] [stdout] ae7fceac853448a6071a7f1af08746e14cd3fd9d55620eea332f3a4dc774cf8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9d4841d18dfa7168c52b8648765be05145d5e44a21bdac3b7e6464354f3080
[INFO] running `Command { std: "docker" "start" "-a" "ef9d4841d18dfa7168c52b8648765be05145d5e44a21bdac3b7e6464354f3080", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `hello_world` is never used
[INFO] [stdout]   --> src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn hello_world() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "ef9d4841d18dfa7168c52b8648765be05145d5e44a21bdac3b7e6464354f3080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9d4841d18dfa7168c52b8648765be05145d5e44a21bdac3b7e6464354f3080", kill_on_drop: false }`
[INFO] [stdout] ef9d4841d18dfa7168c52b8648765be05145d5e44a21bdac3b7e6464354f3080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fab4b0ba1ae88e0f7bb2c4aebf46b3945aea697271719e926f1c0a8d4dec5181
[INFO] running `Command { std: "docker" "start" "-a" "fab4b0ba1ae88e0f7bb2c4aebf46b3945aea697271719e926f1c0a8d4dec5181", kill_on_drop: false }`
[INFO] [stderr] warning: function `hello_world` is never used
[INFO] [stderr]   --> src/main.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn hello_world() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-sandbox` (bin "rust-sandbox" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_sandbox-c0a5b15f2fc49386)
[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" "fab4b0ba1ae88e0f7bb2c4aebf46b3945aea697271719e926f1c0a8d4dec5181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab4b0ba1ae88e0f7bb2c4aebf46b3945aea697271719e926f1c0a8d4dec5181", kill_on_drop: false }`
[INFO] [stdout] fab4b0ba1ae88e0f7bb2c4aebf46b3945aea697271719e926f1c0a8d4dec5181
