[INFO] cloning repository https://github.com/dommyrock/assembly-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dommyrock/assembly-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdommyrock%2Fassembly-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdommyrock%2Fassembly-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 177197e6055956713f0d40e6e384230e56a449e3
[INFO] testing dommyrock/assembly-playground against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdommyrock%2Fassembly-playground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dommyrock/assembly-playground
[INFO] finished tweaking git repo https://github.com/dommyrock/assembly-playground
[INFO] tweaked toml for git repo https://github.com/dommyrock/assembly-playground written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dommyrock/assembly-playground on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dommyrock/assembly-playground 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a995940ad2e6c8b105ccae12ee27a93d0a0ce7a2e2b951512dfb0a2440db62
[INFO] running `Command { std: "docker" "start" "-a" "45a995940ad2e6c8b105ccae12ee27a93d0a0ce7a2e2b951512dfb0a2440db62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a995940ad2e6c8b105ccae12ee27a93d0a0ce7a2e2b951512dfb0a2440db62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a995940ad2e6c8b105ccae12ee27a93d0a0ce7a2e2b951512dfb0a2440db62", kill_on_drop: false }`
[INFO] [stdout] 45a995940ad2e6c8b105ccae12ee27a93d0a0ce7a2e2b951512dfb0a2440db62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3647d799ed4f366462a6ac74c87cbd313ab2093d83e7cbf38549d65ab941d461
[INFO] running `Command { std: "docker" "start" "-a" "3647d799ed4f366462a6ac74c87cbd313ab2093d83e7cbf38549d65ab941d461", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `print_array`
[INFO] [stdout]  --> src/main.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use print::{print_array, print_bytes};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_array` is never used
[INFO] [stdout]   --> src/print.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn print_array<T, const N: usize>(value: &[T; N]) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "3647d799ed4f366462a6ac74c87cbd313ab2093d83e7cbf38549d65ab941d461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3647d799ed4f366462a6ac74c87cbd313ab2093d83e7cbf38549d65ab941d461", kill_on_drop: false }`
[INFO] [stdout] 3647d799ed4f366462a6ac74c87cbd313ab2093d83e7cbf38549d65ab941d461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 854ca5d79cbb9875f8258631414ace6a2426f106238e6b7297acaa20a843bc69
[INFO] running `Command { std: "docker" "start" "-a" "854ca5d79cbb9875f8258631414ace6a2426f106238e6b7297acaa20a843bc69", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `print_array`
[INFO] [stdout]  --> src/main.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use print::{print_array, print_bytes};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_array` is never used
[INFO] [stdout]   --> src/print.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn print_array<T, const N: usize>(value: &[T; N]) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "854ca5d79cbb9875f8258631414ace6a2426f106238e6b7297acaa20a843bc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854ca5d79cbb9875f8258631414ace6a2426f106238e6b7297acaa20a843bc69", kill_on_drop: false }`
[INFO] [stdout] 854ca5d79cbb9875f8258631414ace6a2426f106238e6b7297acaa20a843bc69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e84e44018963402452460033cf324833dfb7223abc56def930f4c9fc83efab6a
[INFO] running `Command { std: "docker" "start" "-a" "e84e44018963402452460033cf324833dfb7223abc56def930f4c9fc83efab6a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `print_array`
[INFO] [stderr]  --> src/main.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use print::{print_array, print_bytes};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_array` is never used
[INFO] [stderr]   --> src/print.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn print_array<T, const N: usize>(value: &[T; N]) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stack` (bin "stack" test) generated 2 warnings (run `cargo fix --bin "stack" -p stack --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stack-90292d59bae5b553)
[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" "e84e44018963402452460033cf324833dfb7223abc56def930f4c9fc83efab6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84e44018963402452460033cf324833dfb7223abc56def930f4c9fc83efab6a", kill_on_drop: false }`
[INFO] [stdout] e84e44018963402452460033cf324833dfb7223abc56def930f4c9fc83efab6a