[INFO] cloning repository https://github.com/yusei-wy/rgit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yusei-wy/rgit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusei-wy%2Frgit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusei-wy%2Frgit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2effe7659506fc41708b76a15a726efb52c12c1b
[INFO] testing yusei-wy/rgit against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusei-wy%2Frgit" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yusei-wy/rgit
[INFO] finished tweaking git repo https://github.com/yusei-wy/rgit
[INFO] tweaked toml for git repo https://github.com/yusei-wy/rgit written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yusei-wy/rgit on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yusei-wy/rgit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4d5150aed07450a74bce4ce25e8dd09bf07c16fbc7d5ddc5fbd1a0835d87df9
[INFO] running `Command { std: "docker" "start" "-a" "f4d5150aed07450a74bce4ce25e8dd09bf07c16fbc7d5ddc5fbd1a0835d87df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4d5150aed07450a74bce4ce25e8dd09bf07c16fbc7d5ddc5fbd1a0835d87df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d5150aed07450a74bce4ce25e8dd09bf07c16fbc7d5ddc5fbd1a0835d87df9", kill_on_drop: false }`
[INFO] [stdout] f4d5150aed07450a74bce4ce25e8dd09bf07c16fbc7d5ddc5fbd1a0835d87df9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b7c09ce3ad6eb4546e7d1e2de0fc61bbfe4eaeb5d2cbb0b2c7f5a30ebd7a365
[INFO] running `Command { std: "docker" "start" "-a" "9b7c09ce3ad6eb4546e7d1e2de0fc61bbfe4eaeb5d2cbb0b2c7f5a30ebd7a365", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling libflate v1.0.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rgit v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FileSystem` and `Metadata`
[INFO] [stdout]  --> src/fs/macos.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{FileSystem, Metadata};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/fs/macos.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File` and `self`
[INFO] [stdout]  --> src/fs/macos.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stdout]  --> src/fs/macos.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/fs/macos.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/object/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result::Result`
[INFO] [stdout]   --> src/object/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::result::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/cmd.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let index = git.read_index().and_then(|x| git.ls_files_stage(&x))?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "9b7c09ce3ad6eb4546e7d1e2de0fc61bbfe4eaeb5d2cbb0b2c7f5a30ebd7a365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7c09ce3ad6eb4546e7d1e2de0fc61bbfe4eaeb5d2cbb0b2c7f5a30ebd7a365", kill_on_drop: false }`
[INFO] [stdout] 9b7c09ce3ad6eb4546e7d1e2de0fc61bbfe4eaeb5d2cbb0b2c7f5a30ebd7a365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7303afad2bef095d75926d89732beebb7f22844114bf31e5ff773a8df40ddd1
[INFO] running `Command { std: "docker" "start" "-a" "f7303afad2bef095d75926d89732beebb7f22844114bf31e5ff773a8df40ddd1", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `FileSystem` and `Metadata`
[INFO] [stdout]  --> src/fs/macos.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{FileSystem, Metadata};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/fs/macos.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File` and `self`
[INFO] [stdout]  --> src/fs/macos.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stdout]  --> src/fs/macos.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/fs/macos.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/object/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result::Result`
[INFO] [stdout]   --> src/object/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::result::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/cmd.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let index = git.read_index().and_then(|x| git.ls_files_stage(&x))?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rgit v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FileSystem` and `Metadata`
[INFO] [stdout]  --> src/fs/macos.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{FileSystem, Metadata};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/fs/macos.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File` and `self`
[INFO] [stdout]  --> src/fs/macos.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stdout]  --> src/fs/macos.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/fs/macos.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/object/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result::Result`
[INFO] [stdout]   --> src/object/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::result::Result;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/cmd.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let index = git.read_index().and_then(|x| git.ls_files_stage(&x))?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "f7303afad2bef095d75926d89732beebb7f22844114bf31e5ff773a8df40ddd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7303afad2bef095d75926d89732beebb7f22844114bf31e5ff773a8df40ddd1", kill_on_drop: false }`
[INFO] [stdout] f7303afad2bef095d75926d89732beebb7f22844114bf31e5ff773a8df40ddd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e816da1ee5e555da98f8dc9476793488ed4a2e0e852e8d1b1ef447d315bd0ad
[INFO] running `Command { std: "docker" "start" "-a" "1e816da1ee5e555da98f8dc9476793488ed4a2e0e852e8d1b1ef447d315bd0ad", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `FileSystem` and `Metadata`
[INFO] [stderr]  --> src/fs/macos.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{FileSystem, Metadata};
[INFO] [stderr]   |             ^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/fs/macos.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File` and `self`
[INFO] [stderr]  --> src/fs/macos.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{self, File};
[INFO] [stderr]   |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stderr]  --> src/fs/macos.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, Read, Write};
[INFO] [stderr]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/fs/macos.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/object/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result::Result`
[INFO] [stderr]   --> src/object/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::result::Result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/cmd.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let index = git.read_index().and_then(|x| git.ls_files_stage(&x))?;
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rgit` (lib) generated 8 warnings (run `cargo fix --lib -p rgit` to apply 8 suggestions)
[INFO] [stderr] warning: `rgit` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rgit-1134da21cc411672)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test fs::inmem::tests::test_fs_read ... ok
[INFO] [stdout] test fs::inmem::tests::test_fs_write ... ok
[INFO] [stdout] test fs::inmem::tests::test_path_split ... ok
[INFO] [stdout] test index::tests::entry_as_bytes ... ok
[INFO] [stdout] test index::tests::entry_from ... ok
[INFO] [stdout] test index::tests::index_from ... ok
[INFO] [stdout] test index::tests::test_num_to_mode ... ok
[INFO] [stdout] test object::blob::tests::calc_hash ... ok
[INFO] [stdout] test object::blob::tests::as_bytes ... ok
[INFO] [stdout] test object::blob::tests::from ... ok
[INFO] [stdout] test object::blob::tests::to_string ... ok
[INFO] [stdout] test object::commit::tests::commit_as_bytes ... ok
[INFO] [stdout] test object::commit::tests::commit_from ... ok
[INFO] [stdout] test object::commit::tests::user_from ... ok
[INFO] [stdout] test object::commit::tests::commit_to_string ... ok
[INFO] [stdout] test object::commit::tests::uesr_to_string ... ok
[INFO] [stdout] test object::tests::git_object_new ... ok
[INFO] [stdout] test object::tests::git_object_as_bytes ... ok
[INFO] [stdout] test object::tests::git_object_calc_hash ... ok
[INFO] [stdout] test object::tree::tests::file_encode ... ok
[INFO] [stdout] test object::tests::object_to_string ... ok
[INFO] [stdout] test object::tests::object_type_from ... ok
[INFO] [stdout] test object::tree::tests::file_from ... ok
[INFO] [stdout] test object::tree::tests::file_new ... ok
[INFO] [stdout] test object::tree::tests::file_to_string ... ok
[INFO] [stdout] test object::tree::tests::tree_as_bytes ... ok
[INFO] [stdout] test object::tree::tests::tree_from ... ok
[INFO] [stdout] test object::tree::tests::tree_to_string ... ok
[INFO] [stdout] test tests::ls_files_stage_index ... ok
[INFO] [stdout] test object::blob::tests::new ... ok
[INFO] [stdout] test index::tests::test_hex_to_num ... ok
[INFO] [stdout] test cmd::tests::cmd_hash_object ... FAILED
[INFO] [stdout] test cmd::tests::cmd_cat_file_p_panic - should panic ... ok
[INFO] [stdout] test index::tests::entry_from_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- cmd::tests::cmd_hash_object stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'cmd::tests::cmd_hash_object' (18) panicked at src/cmd.rs:114:55:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63d4dabcd782 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63d4dabcd782 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63d4dabcd782 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x63d4dabcd782 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x63d4dabddb2f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x63d4dabddb2f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x63d4dab9afc3 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63d4dab9afc3 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x63d4daba6d62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x63d4dababa1f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x63d4dabab8b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63d4dab3835e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63d4dab3835e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x63d4dabac02f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x63d4dabac02f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x63d4dababe8a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x63d4daba6e99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x63d4dab8f78d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x63d4dabe5660 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x63d4dabe4be6 - core::result::unwrap_failed::he05762ef9e6bdf9c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x63d4daadd830 - core::result::Result<T,E>::unwrap::h902660faa3a53e20
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x63d4daadd830 - rgit::cmd::tests::create_test_file::hd8bac817e5883692
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cmd.rs:114:55
[INFO] [stdout]   22:     0x63d4daadd3ce - rgit::cmd::tests::cmd_hash_object::h3a818bd3c468aa67
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cmd.rs:93:32
[INFO] [stdout]   23:     0x63d4daadd727 - rgit::cmd::tests::cmd_hash_object::{{closure}}::h9c92590457bb9d6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cmd.rs:89:25
[INFO] [stdout]   24:     0x63d4daae9736 - core::ops::function::FnOnce::call_once::he9ca4fa192165017
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63d4dab3815b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x63d4dab3815b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x63d4dab4c1bd - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x63d4dab4c1bd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x63d4dab4c1bd - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x63d4dab4c1bd - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x63d4dab4c1bd - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x63d4dab4c1bd - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x63d4dab4c1bd - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x63d4dab25704 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x63d4dab25704 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x63d4dab28f5a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x63d4dab28f5a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x63d4dab28f5a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x63d4dab28f5a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x63d4dab28f5a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x63d4dab28f5a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x63d4dab28f5a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x63d4daba229f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x63d4daba229f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x70701509baa4 - <unknown>
[INFO] [stdout]   46:     0x707015128a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     cmd::tests::cmd_hash_object
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 33 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "1e816da1ee5e555da98f8dc9476793488ed4a2e0e852e8d1b1ef447d315bd0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e816da1ee5e555da98f8dc9476793488ed4a2e0e852e8d1b1ef447d315bd0ad", kill_on_drop: false }`
[INFO] [stdout] 1e816da1ee5e555da98f8dc9476793488ed4a2e0e852e8d1b1ef447d315bd0ad
