[INFO] cloning repository https://github.com/tamuhey/libgit2_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tamuhey/libgit2_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamuhey%2Flibgit2_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamuhey%2Flibgit2_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45667bcef08f5d4003bfe2d74a1ad1f723c24514
[INFO] testing tamuhey/libgit2_example against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamuhey%2Flibgit2_example" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tamuhey/libgit2_example on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tamuhey/libgit2_example
[INFO] finished tweaking git repo https://github.com/tamuhey/libgit2_example
[INFO] tweaked toml for git repo https://github.com/tamuhey/libgit2_example written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/tamuhey/libgit2_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git2 v0.13.12
[INFO] [stderr]   Downloaded libgit2-sys v0.12.14+1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2da55d83788c4b68febc3e06ce4aa703cd4fd5b0d97b21b95923531874073a2b
[INFO] running `Command { std: "docker" "start" "-a" "2da55d83788c4b68febc3e06ce4aa703cd4fd5b0d97b21b95923531874073a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2da55d83788c4b68febc3e06ce4aa703cd4fd5b0d97b21b95923531874073a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da55d83788c4b68febc3e06ce4aa703cd4fd5b0d97b21b95923531874073a2b", kill_on_drop: false }`
[INFO] [stdout] 2da55d83788c4b68febc3e06ce4aa703cd4fd5b0d97b21b95923531874073a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b4712374887b896b8343df4ac4e6b81b96df6510c92e7ef4c9a90fd93c3114
[INFO] running `Command { std: "docker" "start" "-a" "94b4712374887b896b8343df4ac4e6b81b96df6510c92e7ef4c9a90fd93c3114", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]    Compiling git2 v0.13.12
[INFO] [stderr]    Compiling libgit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Commit`, `DiffOptions`, `ObjectType`, `Signature`, `Time`
[INFO] [stdout]  --> src/bin/ls_tree.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use git2::{Commit, DiffOptions, ObjectType, Repository, Signature, Time};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^              ^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DiffFormat`, `Pathspec`
[INFO] [stdout]  --> src/bin/ls_tree.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use git2::{DiffFormat, Error, Pathspec};
[INFO] [stdout]   |            ^^^^^^^^^^         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "94b4712374887b896b8343df4ac4e6b81b96df6510c92e7ef4c9a90fd93c3114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b4712374887b896b8343df4ac4e6b81b96df6510c92e7ef4c9a90fd93c3114", kill_on_drop: false }`
[INFO] [stdout] 94b4712374887b896b8343df4ac4e6b81b96df6510c92e7ef4c9a90fd93c3114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 041e743769edde6aceabd414d075866d3217c2956606e452a7c1f474b72db0d1
[INFO] running `Command { std: "docker" "start" "-a" "041e743769edde6aceabd414d075866d3217c2956606e452a7c1f474b72db0d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libgit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Commit`, `DiffOptions`, `ObjectType`, `Signature`, `Time`
[INFO] [stdout]  --> src/bin/ls_tree.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use git2::{Commit, DiffOptions, ObjectType, Repository, Signature, Time};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^              ^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DiffFormat`, `Pathspec`
[INFO] [stdout]  --> src/bin/ls_tree.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use git2::{DiffFormat, Error, Pathspec};
[INFO] [stdout]   |            ^^^^^^^^^^         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "041e743769edde6aceabd414d075866d3217c2956606e452a7c1f474b72db0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "041e743769edde6aceabd414d075866d3217c2956606e452a7c1f474b72db0d1", kill_on_drop: false }`
[INFO] [stdout] 041e743769edde6aceabd414d075866d3217c2956606e452a7c1f474b72db0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8356f658cbc93a4cb6070e476eb7fabff4d84000cd0d45da8b49ccc8b05f362f
[INFO] running `Command { std: "docker" "start" "-a" "8356f658cbc93a4cb6070e476eb7fabff4d84000cd0d45da8b49ccc8b05f362f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `Commit`, `DiffOptions`, `ObjectType`, `Signature`, `Time`
[INFO] [stderr]  --> src/bin/ls_tree.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use git2::{Commit, DiffOptions, ObjectType, Repository, Signature, Time};
[INFO] [stderr]   |            ^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^              ^^^^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DiffFormat`, `Pathspec`
[INFO] [stderr]  --> src/bin/ls_tree.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use git2::{DiffFormat, Error, Pathspec};
[INFO] [stderr]   |            ^^^^^^^^^^         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `libgit` (bin "ls_tree" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ls_files-78cd957f73e52295)
[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/ls_tree-728ba1b30b365745)
[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" "8356f658cbc93a4cb6070e476eb7fabff4d84000cd0d45da8b49ccc8b05f362f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8356f658cbc93a4cb6070e476eb7fabff4d84000cd0d45da8b49ccc8b05f362f", kill_on_drop: false }`
[INFO] [stdout] 8356f658cbc93a4cb6070e476eb7fabff4d84000cd0d45da8b49ccc8b05f362f