[INFO] fetching crate test_common 1.4.0...
[INFO] testing test_common-1.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate test_common 1.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate test_common 1.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test_common 1.4.0
[INFO] finished tweaking crates.io crate test_common 1.4.0
[INFO] tweaked toml for crates.io crate test_common 1.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0e8fee4c2c37dceac6bbf68fdd3c7a1d364e8d309e2a5cb683e0d61f355d1eb
[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" "a0e8fee4c2c37dceac6bbf68fdd3c7a1d364e8d309e2a5cb683e0d61f355d1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e8fee4c2c37dceac6bbf68fdd3c7a1d364e8d309e2a5cb683e0d61f355d1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e8fee4c2c37dceac6bbf68fdd3c7a1d364e8d309e2a5cb683e0d61f355d1eb", kill_on_drop: false }`
[INFO] [stdout] a0e8fee4c2c37dceac6bbf68fdd3c7a1d364e8d309e2a5cb683e0d61f355d1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] 4c6abd11ae381e390204da31b0783b1be3e85d970fb6f498214faa799bf2c0fb
[INFO] running `Command { std: "docker" "start" "-a" "4c6abd11ae381e390204da31b0783b1be3e85d970fb6f498214faa799bf2c0fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling test_common v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "4c6abd11ae381e390204da31b0783b1be3e85d970fb6f498214faa799bf2c0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6abd11ae381e390204da31b0783b1be3e85d970fb6f498214faa799bf2c0fb", kill_on_drop: false }`
[INFO] [stdout] 4c6abd11ae381e390204da31b0783b1be3e85d970fb6f498214faa799bf2c0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73ad8ddfd488ab5bcfa7fa7f5353452f2529924b438b4df4ad144a3d1fe03b70
[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" "73ad8ddfd488ab5bcfa7fa7f5353452f2529924b438b4df4ad144a3d1fe03b70", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_common v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `test_folder_path` is never read
[INFO] [stdout]    --> src/fs/tmp.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let mut test_folder_path = PathBuf::from("/");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `test_file_path` is never read
[INFO] [stdout]    --> src/fs/tmp.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let mut test_file_path = PathBuf::from("/");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "73ad8ddfd488ab5bcfa7fa7f5353452f2529924b438b4df4ad144a3d1fe03b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ad8ddfd488ab5bcfa7fa7f5353452f2529924b438b4df4ad144a3d1fe03b70", kill_on_drop: false }`
[INFO] [stdout] 73ad8ddfd488ab5bcfa7fa7f5353452f2529924b438b4df4ad144a3d1fe03b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8b650300ad386040ad96e73abfbdcbe75793ef156d0b6932bc6a7d2cc4f6ec9
[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" "d8b650300ad386040ad96e73abfbdcbe75793ef156d0b6932bc6a7d2cc4f6ec9", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `test_folder_path` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> src/fs/tmp.rs:107:17
[INFO] [stdout] running 11 tests
[INFO] [stderr]     |
[INFO] [stdout] test fs::ops::tests::test_delete_file ... ok
[INFO] [stderr] 107 |         let mut test_folder_path = PathBuf::from("/");
[INFO] [stdout] test random::strings::tests::test_random_string ... ok
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] test system::env::tests::test_not_previously_existing_environment_variable_creation ... ok
[INFO] [stderr]     |
[INFO] [stdout] test fs::ops::tests::test_copy_files ... ok
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `test_file_path` is never read
[INFO] [stderr]    --> src/fs/tmp.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let mut test_file_path = PathBuf::from("/");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `test_common` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_common-4c137866d2a1f5b6)
[INFO] [stdout] test system::env::tests::test_previously_existing_environment_variable_creation ... ok
[INFO] [stdout] test fs::tmp::tests::test_create_test_file ... ok
[INFO] [stdout] test system::env::tests::test_set_var ... ok
[INFO] [stdout] test fs::tmp::tests::test_create_test_environment ... ok
[INFO] [stdout] test fs::crypto::tests::test_hash_file ... ok
[INFO] [stdout] test fs::ops::tests::test_delete_existing_files ... ok
[INFO] [stdout] test fs::ops::tests::test_deleting_non_existing_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests test_common
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/fs/tmp.rs - fs::tmp::TestFile (line 54) ... ok
[INFO] [stdout] test src/system/env.rs - system::env::TemporalEnvironmentVariable (line 10) ... ok
[INFO] [stdout] test src/fs/tmp.rs - fs::tmp::TestEnvironment (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8b650300ad386040ad96e73abfbdcbe75793ef156d0b6932bc6a7d2cc4f6ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b650300ad386040ad96e73abfbdcbe75793ef156d0b6932bc6a7d2cc4f6ec9", kill_on_drop: false }`
[INFO] [stdout] d8b650300ad386040ad96e73abfbdcbe75793ef156d0b6932bc6a7d2cc4f6ec9