[INFO] cloning repository https://github.com/anvit25/johnson-apsp-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anvit25/johnson-apsp-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanvit25%2Fjohnson-apsp-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanvit25%2Fjohnson-apsp-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5edda0bbc3300ef1341a9c1e447df8d76e959b41
[INFO] testing anvit25/johnson-apsp-rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanvit25%2Fjohnson-apsp-rust" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anvit25/johnson-apsp-rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anvit25/johnson-apsp-rust
[INFO] finished tweaking git repo https://github.com/anvit25/johnson-apsp-rust
[INFO] tweaked toml for git repo https://github.com/anvit25/johnson-apsp-rust written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/anvit25/johnson-apsp-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dc173d0194f8c881628fa957d7b94d5d8d78227ae9ce052e4fa3d89840c7381
[INFO] running `Command { std: "docker" "start" "-a" "3dc173d0194f8c881628fa957d7b94d5d8d78227ae9ce052e4fa3d89840c7381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dc173d0194f8c881628fa957d7b94d5d8d78227ae9ce052e4fa3d89840c7381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc173d0194f8c881628fa957d7b94d5d8d78227ae9ce052e4fa3d89840c7381", kill_on_drop: false }`
[INFO] [stdout] 3dc173d0194f8c881628fa957d7b94d5d8d78227ae9ce052e4fa3d89840c7381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51068636b1e2dff374aaa726aa32795960570a5d752a24747f7577f464420448
[INFO] running `Command { std: "docker" "start" "-a" "51068636b1e2dff374aaa726aa32795960570a5d752a24747f7577f464420448", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling johnson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `check_heap`
[INFO] [stdout]    --> src/adj_list.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn check_heap(&self){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.43s
[INFO] running `Command { std: "docker" "inspect" "51068636b1e2dff374aaa726aa32795960570a5d752a24747f7577f464420448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51068636b1e2dff374aaa726aa32795960570a5d752a24747f7577f464420448", kill_on_drop: false }`
[INFO] [stdout] 51068636b1e2dff374aaa726aa32795960570a5d752a24747f7577f464420448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f27e4d33039cda47b0fc2a9f9409b3f5c5c7332ca4dab2d10e1fab046a789705
[INFO] running `Command { std: "docker" "start" "-a" "f27e4d33039cda47b0fc2a9f9409b3f5c5c7332ca4dab2d10e1fab046a789705", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: associated function is never used: `check_heap`
[INFO] [stdout]    --> src/adj_list.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn check_heap(&self){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling johnson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `check_heap`
[INFO] [stdout]    --> src/adj_list.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn check_heap(&self){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 3m 40s
[INFO] running `Command { std: "docker" "inspect" "f27e4d33039cda47b0fc2a9f9409b3f5c5c7332ca4dab2d10e1fab046a789705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27e4d33039cda47b0fc2a9f9409b3f5c5c7332ca4dab2d10e1fab046a789705", kill_on_drop: false }`
[INFO] [stdout] f27e4d33039cda47b0fc2a9f9409b3f5c5c7332ca4dab2d10e1fab046a789705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0074a65a795b59107063024364d39f9a16e7faa1bf5e5b01b905358821fbf94
[INFO] running `Command { std: "docker" "start" "-a" "a0074a65a795b59107063024364d39f9a16e7faa1bf5e5b01b905358821fbf94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `check_heap`
[INFO] [stderr]    --> src/adj_list.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn check_heap(&self){
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `johnson` (lib) generated 1 warning
[INFO] [stderr] warning: `johnson` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/johnson-1a09ec736d99ca64)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/johnson-1cdb2ab9a95b1350)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests johnson
[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] [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" "a0074a65a795b59107063024364d39f9a16e7faa1bf5e5b01b905358821fbf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0074a65a795b59107063024364d39f9a16e7faa1bf5e5b01b905358821fbf94", kill_on_drop: false }`
[INFO] [stdout] a0074a65a795b59107063024364d39f9a16e7faa1bf5e5b01b905358821fbf94