[INFO] cloning repository https://github.com/azerowall/graphs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azerowall/graphs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazerowall%2Fgraphs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazerowall%2Fgraphs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b13d519e2559f0f389db5e171fc16190087e940c
[INFO] testing azerowall/graphs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazerowall%2Fgraphs" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azerowall/graphs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azerowall/graphs
[INFO] finished tweaking git repo https://github.com/azerowall/graphs
[INFO] tweaked toml for git repo https://github.com/azerowall/graphs written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/azerowall/graphs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd83b51053f8e77a7c0af8e2a4d3dd9a5c3177b4fcf12a0ff93b29b922401f07
[INFO] running `Command { std: "docker" "start" "-a" "fd83b51053f8e77a7c0af8e2a4d3dd9a5c3177b4fcf12a0ff93b29b922401f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd83b51053f8e77a7c0af8e2a4d3dd9a5c3177b4fcf12a0ff93b29b922401f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd83b51053f8e77a7c0af8e2a4d3dd9a5c3177b4fcf12a0ff93b29b922401f07", kill_on_drop: false }`
[INFO] [stdout] fd83b51053f8e77a7c0af8e2a4d3dd9a5c3177b4fcf12a0ff93b29b922401f07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77f465ebfca19ca1c2b3d5c7d6e1ac8e7dac3852dad521340de0e62e2d437545
[INFO] running `Command { std: "docker" "start" "-a" "77f465ebfca19ca1c2b3d5c7d6e1ac8e7dac3852dad521340de0e62e2d437545", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MaybeUninit`
[INFO] [stdout]  --> src/matrix.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem::{MaybeUninit};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_vec`
[INFO] [stdout]   --> src/matrix.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn from_vec(vec: Vec<T>, n_rows: usize, n_cols: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "77f465ebfca19ca1c2b3d5c7d6e1ac8e7dac3852dad521340de0e62e2d437545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f465ebfca19ca1c2b3d5c7d6e1ac8e7dac3852dad521340de0e62e2d437545", kill_on_drop: false }`
[INFO] [stdout] 77f465ebfca19ca1c2b3d5c7d6e1ac8e7dac3852dad521340de0e62e2d437545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24fa3d39da95a4fa8bef13172b4324d6565292cb30734914c97b8902a5a9abcf
[INFO] running `Command { std: "docker" "start" "-a" "24fa3d39da95a4fa8bef13172b4324d6565292cb30734914c97b8902a5a9abcf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MaybeUninit`
[INFO] [stdout]  --> src/matrix.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem::{MaybeUninit};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "24fa3d39da95a4fa8bef13172b4324d6565292cb30734914c97b8902a5a9abcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fa3d39da95a4fa8bef13172b4324d6565292cb30734914c97b8902a5a9abcf", kill_on_drop: false }`
[INFO] [stdout] 24fa3d39da95a4fa8bef13172b4324d6565292cb30734914c97b8902a5a9abcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3ee10dba7be75330644f8909041099b5a7f29ff185956aa4941aafcf2b34895
[INFO] running `Command { std: "docker" "start" "-a" "b3ee10dba7be75330644f8909041099b5a7f29ff185956aa4941aafcf2b34895", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `MaybeUninit`
[INFO] [stderr]  --> src/matrix.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::mem::{MaybeUninit};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `graphs` (bin "graphs" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/graphs-a59eb88037f0de74)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test matrix::tests::test_mul_identity_1 ... ok
[INFO] [stdout] test matrix::tests::test_mul_identity_2 ... ok
[INFO] [stdout] test matrix::tests::test_mul_same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3ee10dba7be75330644f8909041099b5a7f29ff185956aa4941aafcf2b34895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ee10dba7be75330644f8909041099b5a7f29ff185956aa4941aafcf2b34895", kill_on_drop: false }`
[INFO] [stdout] b3ee10dba7be75330644f8909041099b5a7f29ff185956aa4941aafcf2b34895