[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] checking tamuhey/libgit2_example against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamuhey%2Flibgit2_example" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tamuhey/libgit2_example on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 53e7716c27a4945016a970435e508444a654d6209958b8d5d86fe8c98225513b
[INFO] running `Command { std: "docker" "start" "-a" "53e7716c27a4945016a970435e508444a654d6209958b8d5d86fe8c98225513b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53e7716c27a4945016a970435e508444a654d6209958b8d5d86fe8c98225513b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e7716c27a4945016a970435e508444a654d6209958b8d5d86fe8c98225513b", kill_on_drop: false }`
[INFO] [stdout] 53e7716c27a4945016a970435e508444a654d6209958b8d5d86fe8c98225513b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5853a844a437ca22b2040851a563b94aa4b88300f63d853786a7bc33068e9735
[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" "5853a844a437ca22b2040851a563b94aa4b88300f63d853786a7bc33068e9735", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]     Checking idna v0.2.0
[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]     Checking url v2.2.0
[INFO] [stderr]     Checking git2 v0.13.12
[INFO] [stderr]     Checking 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: 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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.78s
[INFO] running `Command { std: "docker" "inspect" "5853a844a437ca22b2040851a563b94aa4b88300f63d853786a7bc33068e9735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5853a844a437ca22b2040851a563b94aa4b88300f63d853786a7bc33068e9735", kill_on_drop: false }`
[INFO] [stdout] 5853a844a437ca22b2040851a563b94aa4b88300f63d853786a7bc33068e9735