[INFO] fetching crate physfs-rs 0.1.6...
[INFO] testing physfs-rs-0.1.6 against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825
[INFO] extracting crate physfs-rs 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate physfs-rs 0.1.6 on toolchain ff2c56344c764af598ad33027e9c7a48881808ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate physfs-rs 0.1.6
[INFO] finished tweaking crates.io crate physfs-rs 0.1.6
[INFO] tweaked toml for crates.io crate physfs-rs 0.1.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clang-sys v0.29.3
[INFO] [stderr]   Downloaded physfs-sys v0.0.0
[INFO] [stderr]   Downloaded bindgen v0.53.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b18625b47878b6f529b48272fb36384cf873fdb6b778204304b4ea5d8060aa8a
[INFO] running `Command { std: "docker" "start" "-a" "b18625b47878b6f529b48272fb36384cf873fdb6b778204304b4ea5d8060aa8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18625b47878b6f529b48272fb36384cf873fdb6b778204304b4ea5d8060aa8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18625b47878b6f529b48272fb36384cf873fdb6b778204304b4ea5d8060aa8a", kill_on_drop: false }`
[INFO] [stdout] b18625b47878b6f529b48272fb36384cf873fdb6b778204304b4ea5d8060aa8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31d51a9cd24bba0078af94d11da21e97b94b0b41bfdaf486074838b52f3f493f
[INFO] running `Command { std: "docker" "start" "-a" "31d51a9cd24bba0078af94d11da21e97b94b0b41bfdaf486074838b52f3f493f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling physfs-sys v0.0.0
[INFO] [stderr]    Compiling physfs-rs v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.62s
[INFO] running `Command { std: "docker" "inspect" "31d51a9cd24bba0078af94d11da21e97b94b0b41bfdaf486074838b52f3f493f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d51a9cd24bba0078af94d11da21e97b94b0b41bfdaf486074838b52f3f493f", kill_on_drop: false }`
[INFO] [stdout] 31d51a9cd24bba0078af94d11da21e97b94b0b41bfdaf486074838b52f3f493f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db0b7056325190d8cb5850387cd9924a5cae36802ca9ab62ac2e0a77ba40649
[INFO] running `Command { std: "docker" "start" "-a" "6db0b7056325190d8cb5850387cd9924a5cae36802ca9ab62ac2e0a77ba40649", kill_on_drop: false }`
[INFO] [stderr]    Compiling physfs-rs v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:332:9
[INFO] [stdout]     |
[INFO] [stdout] 332 |         fs.mount("./", "/", true);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 332 |         let _ = fs.mount("./", "/", true);
[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 0.68s
[INFO] running `Command { std: "docker" "inspect" "6db0b7056325190d8cb5850387cd9924a5cae36802ca9ab62ac2e0a77ba40649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db0b7056325190d8cb5850387cd9924a5cae36802ca9ab62ac2e0a77ba40649", kill_on_drop: false }`
[INFO] [stdout] 6db0b7056325190d8cb5850387cd9924a5cae36802ca9ab62ac2e0a77ba40649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f990b3ffaf1140409c902c5618f57d3f0ed942fa21b38ab79fd1c8a125d95048
[INFO] running `Command { std: "docker" "start" "-a" "f990b3ffaf1140409c902c5618f57d3f0ed942fa21b38ab79fd1c8a125d95048", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         fs.mount("./", "/", true);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 332 |         let _ = fs.mount("./", "/", true);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `physfs-rs` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/physfs_rs-2cdcf90d11f0afc9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::files_enumeration ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests physfs-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" "f990b3ffaf1140409c902c5618f57d3f0ed942fa21b38ab79fd1c8a125d95048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f990b3ffaf1140409c902c5618f57d3f0ed942fa21b38ab79fd1c8a125d95048", kill_on_drop: false }`
[INFO] [stdout] f990b3ffaf1140409c902c5618f57d3f0ed942fa21b38ab79fd1c8a125d95048