[INFO] updating cached repository https://github.com/menoude/modif-finder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3e241e6139dcfe828856f38b11fdfdcefc708b8
[INFO] testing menoude/modif-finder against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmenoude%2Fmodif-finder" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/menoude/modif-finder on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/menoude/modif-finder
[INFO] finished tweaking git repo https://github.com/menoude/modif-finder
[INFO] tweaked toml for git repo https://github.com/menoude/modif-finder written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/menoude/modif-finder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d9b401d901139b763ad218155b2e0dc7252e625c69cb01f8473df0a33107a7a
[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" "8d9b401d901139b763ad218155b2e0dc7252e625c69cb01f8473df0a33107a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d9b401d901139b763ad218155b2e0dc7252e625c69cb01f8473df0a33107a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9b401d901139b763ad218155b2e0dc7252e625c69cb01f8473df0a33107a7a", kill_on_drop: false }`
[INFO] [stdout] 8d9b401d901139b763ad218155b2e0dc7252e625c69cb01f8473df0a33107a7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 628edf6d61b383d50ea780cf0c88e740a705377995403d770a37ca534a2b2f13
[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" "628edf6d61b383d50ea780cf0c88e740a705377995403d770a37ca534a2b2f13", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.9.1
[INFO] [stderr]    Compiling git2 v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling modif-finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::error::ModifError`
[INFO] [stdout]  --> src/check.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::error::ModifError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::ModifError`
[INFO] [stdout]  --> src/dependencies.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::error::ModifError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]   --> src/dependencies.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use walkdir::{DirEntry, WalkDir};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let map = dependencies::create_dep_map(&working_dir).unwrap_or_else(|e| {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modified_files`
[INFO] [stdout]   --> src/check.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn find_modified_packages(modified_files: Vec<&Path>) -> Result<()> {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modified_files`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_modified_packages`
[INFO] [stdout]   --> src/check.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn find_modified_packages(modified_files: Vec<&Path>) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "628edf6d61b383d50ea780cf0c88e740a705377995403d770a37ca534a2b2f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628edf6d61b383d50ea780cf0c88e740a705377995403d770a37ca534a2b2f13", kill_on_drop: false }`
[INFO] [stdout] 628edf6d61b383d50ea780cf0c88e740a705377995403d770a37ca534a2b2f13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c8a212ef295fad2082bd7c97e44935217c4be69a5344f4b0e66b395f7eff416
[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" "7c8a212ef295fad2082bd7c97e44935217c4be69a5344f4b0e66b395f7eff416", kill_on_drop: false }`
[INFO] [stderr]    Compiling modif-finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::error::ModifError`
[INFO] [stdout]  --> src/check.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::error::ModifError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::ModifError`
[INFO] [stdout]  --> src/dependencies.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::error::ModifError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]   --> src/dependencies.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use walkdir::{DirEntry, WalkDir};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let map = dependencies::create_dep_map(&working_dir).unwrap_or_else(|e| {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modified_files`
[INFO] [stdout]   --> src/check.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn find_modified_packages(modified_files: Vec<&Path>) -> Result<()> {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modified_files`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_modified_packages`
[INFO] [stdout]   --> src/check.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn find_modified_packages(modified_files: Vec<&Path>) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "7c8a212ef295fad2082bd7c97e44935217c4be69a5344f4b0e66b395f7eff416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8a212ef295fad2082bd7c97e44935217c4be69a5344f4b0e66b395f7eff416", kill_on_drop: false }`
[INFO] [stdout] 7c8a212ef295fad2082bd7c97e44935217c4be69a5344f4b0e66b395f7eff416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b41495c96e485436da6ad001276d3d2f76484ff4d243f5b17914f7787d0641e
[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" "7b41495c96e485436da6ad001276d3d2f76484ff4d243f5b17914f7787d0641e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::error::ModifError`
[INFO] [stderr]  --> src/check.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::error::ModifError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::error::ModifError`
[INFO] [stderr]  --> src/dependencies.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::error::ModifError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DirEntry`
[INFO] [stderr]   --> src/dependencies.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | use walkdir::{DirEntry, WalkDir};
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let map = dependencies::create_dep_map(&working_dir).unwrap_or_else(|e| {
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modified_files`
[INFO] [stderr]   --> src/check.rs:38:27
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn find_modified_packages(modified_files: Vec<&Path>) -> Result<()> {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modified_files`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_modified_packages`
[INFO] [stderr]   --> src/check.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn find_modified_packages(modified_files: Vec<&Path>) -> Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/modif_finder-3431296cabde7fcb
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b41495c96e485436da6ad001276d3d2f76484ff4d243f5b17914f7787d0641e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b41495c96e485436da6ad001276d3d2f76484ff4d243f5b17914f7787d0641e", kill_on_drop: false }`
[INFO] [stdout] 7b41495c96e485436da6ad001276d3d2f76484ff4d243f5b17914f7787d0641e