[INFO] cloning repository https://github.com/caryssaperez/junction
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caryssaperez/junction" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaryssaperez%2Fjunction", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaryssaperez%2Fjunction'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b03453180e0025ceb1ed6763592a9012bd211fe4
[INFO] testing caryssaperez/junction against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaryssaperez%2Fjunction" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caryssaperez/junction on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caryssaperez/junction
[INFO] finished tweaking git repo https://github.com/caryssaperez/junction
[INFO] tweaked toml for git repo https://github.com/caryssaperez/junction written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/caryssaperez/junction already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 082764b2e9e891fd5d02bb54d03e1ea176c3c36db890b6d0a63742f568394773
[INFO] running `Command { std: "docker" "start" "-a" "082764b2e9e891fd5d02bb54d03e1ea176c3c36db890b6d0a63742f568394773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "082764b2e9e891fd5d02bb54d03e1ea176c3c36db890b6d0a63742f568394773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082764b2e9e891fd5d02bb54d03e1ea176c3c36db890b6d0a63742f568394773", kill_on_drop: false }`
[INFO] [stdout] 082764b2e9e891fd5d02bb54d03e1ea176c3c36db890b6d0a63742f568394773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8db9a74ee4585862f72b7ea12934154e8fae4ee4097692ca89c55db444bd71
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c8db9a74ee4585862f72b7ea12934154e8fae4ee4097692ca89c55db444bd71", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling junction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `diff`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let diff = FileDiff::new("fd");
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_diff`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `repo`
[INFO] [stdout]  --> src/utils/diff.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     repo: Repository,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_diff`
[INFO] [stdout]   --> src/utils/diff.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn get_diff(&self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.32s
[INFO] running `Command { std: "docker" "inspect" "6c8db9a74ee4585862f72b7ea12934154e8fae4ee4097692ca89c55db444bd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8db9a74ee4585862f72b7ea12934154e8fae4ee4097692ca89c55db444bd71", kill_on_drop: false }`
[INFO] [stdout] 6c8db9a74ee4585862f72b7ea12934154e8fae4ee4097692ca89c55db444bd71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 902c26f6d22b71c2ec7fbb49fd7be62a2535440d1eb727ad07185f49e0d308c0
[INFO] running `Command { std: "docker" "start" "-a" "902c26f6d22b71c2ec7fbb49fd7be62a2535440d1eb727ad07185f49e0d308c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling junction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `diff`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let diff = FileDiff::new("fd");
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_diff`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `repo`
[INFO] [stdout]  --> src/utils/diff.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     repo: Repository,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_diff`
[INFO] [stdout]   --> src/utils/diff.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn get_diff(&self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "902c26f6d22b71c2ec7fbb49fd7be62a2535440d1eb727ad07185f49e0d308c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902c26f6d22b71c2ec7fbb49fd7be62a2535440d1eb727ad07185f49e0d308c0", kill_on_drop: false }`
[INFO] [stdout] 902c26f6d22b71c2ec7fbb49fd7be62a2535440d1eb727ad07185f49e0d308c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53c73efb6e356c73e70b774f13f99300b20b20283e97c9c84e70a900e93dada4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53c73efb6e356c73e70b774f13f99300b20b20283e97c9c84e70a900e93dada4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `diff`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let diff = FileDiff::new("fd");
[INFO] [stderr]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_diff`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `repo`
[INFO] [stderr]  --> src/utils/diff.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     repo: Repository,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_diff`
[INFO] [stderr]   --> src/utils/diff.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn get_diff(&self) {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/junction-6ab59df89b323854)
[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/junction-f00f6b739c433852)
[INFO] [stderr]    Doc-tests junction
[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] [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" "53c73efb6e356c73e70b774f13f99300b20b20283e97c9c84e70a900e93dada4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c73efb6e356c73e70b774f13f99300b20b20283e97c9c84e70a900e93dada4", kill_on_drop: false }`
[INFO] [stdout] 53c73efb6e356c73e70b774f13f99300b20b20283e97c9c84e70a900e93dada4