[INFO] cloning repository https://github.com/squiddy/git-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/squiddy/git-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquiddy%2Fgit-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquiddy%2Fgit-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddd6b0ed787bac383111d8ba162afdbefabbbed5
[INFO] testing squiddy/git-rs against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquiddy%2Fgit-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/squiddy/git-rs on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/squiddy/git-rs
[INFO] finished tweaking git repo https://github.com/squiddy/git-rs
[INFO] tweaked toml for git repo https://github.com/squiddy/git-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/squiddy/git-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daa3f8dd9ae1ba4d3924a40111f3cbeb8eedca4c18042a06f05a9f52dfce9dac
[INFO] running `Command { std: "docker" "start" "-a" "daa3f8dd9ae1ba4d3924a40111f3cbeb8eedca4c18042a06f05a9f52dfce9dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daa3f8dd9ae1ba4d3924a40111f3cbeb8eedca4c18042a06f05a9f52dfce9dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa3f8dd9ae1ba4d3924a40111f3cbeb8eedca4c18042a06f05a9f52dfce9dac", kill_on_drop: false }`
[INFO] [stdout] daa3f8dd9ae1ba4d3924a40111f3cbeb8eedca4c18042a06f05a9f52dfce9dac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5315661345c73d191b6182c88230274281588c7719b4b156b054b90c2e00276d
[INFO] running `Command { std: "docker" "start" "-a" "5315661345c73d191b6182c88230274281588c7719b4b156b054b90c2e00276d", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling clap v2.20.5
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling flate2 v0.2.17
[INFO] [stderr]    Compiling git-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "5315661345c73d191b6182c88230274281588c7719b4b156b054b90c2e00276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5315661345c73d191b6182c88230274281588c7719b4b156b054b90c2e00276d", kill_on_drop: false }`
[INFO] [stdout] 5315661345c73d191b6182c88230274281588c7719b4b156b054b90c2e00276d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad0ac97e9f2968fa2d0b82b72666989bea63107d713796dc09ef9efd763bf4d8
[INFO] running `Command { std: "docker" "start" "-a" "ad0ac97e9f2968fa2d0b82b72666989bea63107d713796dc09ef9efd763bf4d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling git-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/integration_test.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 |         Err(err) => assert!(false, err)
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 72 |         Err(err) => assert!(false, "{}", err)
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/objects.rs:240:40
[INFO] [stdout]     |
[INFO] [stdout] 240 |             Err(err) => assert!(false, err),
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 240 |             Err(err) => assert!(false, "{}", err),
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/objects.rs:264:40
[INFO] [stdout]     |
[INFO] [stdout] 264 |             Err(err) => assert!(false, err),
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 264 |             Err(err) => assert!(false, "{}", err),
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/objects.rs:298:40
[INFO] [stdout]     |
[INFO] [stdout] 298 |             Err(err) => assert!(false, err),
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 298 |             Err(err) => assert!(false, "{}", err),
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad0ac97e9f2968fa2d0b82b72666989bea63107d713796dc09ef9efd763bf4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0ac97e9f2968fa2d0b82b72666989bea63107d713796dc09ef9efd763bf4d8", kill_on_drop: false }`
[INFO] [stdout] ad0ac97e9f2968fa2d0b82b72666989bea63107d713796dc09ef9efd763bf4d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d2a66468f3ae36a3d1ea648e1f73c9046812fbec04533712cda5163bcfd279b
[INFO] running `Command { std: "docker" "start" "-a" "3d2a66468f3ae36a3d1ea648e1f73c9046812fbec04533712cda5163bcfd279b", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/objects.rs:240:40
[INFO] [stderr]     |
[INFO] [stderr] 240 |             Err(err) => assert!(false, err),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 240 |             Err(err) => assert!(false, "{}", err),
[INFO] [stderr]     |                                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/objects.rs:264:40
[INFO] [stderr]     |
[INFO] [stderr] 264 |             Err(err) => assert!(false, err),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 264 |             Err(err) => assert!(false, "{}", err),
[INFO] [stderr]     |                                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/objects.rs:298:40
[INFO] [stderr]     |
[INFO] [stderr] 298 |             Err(err) => assert!(false, err),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 298 |             Err(err) => assert!(false, "{}", err),
[INFO] [stderr]     |                                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/integration_test.rs:72:36
[INFO] [stderr]    |
[INFO] [stderr] 72 |         Err(err) => assert!(false, err)
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 72 |         Err(err) => assert!(false, "{}", err)
[INFO] [stderr]    |                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_rs-8e0012bfc1d56721)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test objects::tests::parse_commit ... ok
[INFO] [stdout] test objects::tests::parse_tree ... ok
[INFO] [stdout] test objects::tests::parse_blob ... ok
[INFO] [stdout] test repository::tests::find_git_directory_not_found ... ok
[INFO] [stdout] test repository::tests::find_git_directory_sub_directory ... ok
[INFO] [stdout] test repository::tests::find_git_directory_exists_same_directory ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_rs-3e2108800c0831e1)
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-f9b1203de21d435b)
[INFO] [stdout] test find_commit_object ... ok
[INFO] [stdout] test find_commit_object_first_in_history ... ok
[INFO] [stdout] test open_repository ... ok
[INFO] [stdout] test find_tree_object ... ok
[INFO] [stdout] test commit_log ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests git-rs
[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" "3d2a66468f3ae36a3d1ea648e1f73c9046812fbec04533712cda5163bcfd279b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2a66468f3ae36a3d1ea648e1f73c9046812fbec04533712cda5163bcfd279b", kill_on_drop: false }`
[INFO] [stdout] 3d2a66468f3ae36a3d1ea648e1f73c9046812fbec04533712cda5163bcfd279b