[INFO] fetching crate fscmp 0.2.16...
[INFO] testing fscmp-0.2.16 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fscmp 0.2.16 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fscmp 0.2.16
[INFO] finished tweaking crates.io crate fscmp 0.2.16
[INFO] tweaked toml for crates.io crate fscmp 0.2.16 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fscmp 0.2.16 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fscmp 0.2.16 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cee0a4f594d3be1e403dd9b12de554914b6a73ca4d3f2e666c5f5d78d777b0e6
[INFO] running `Command { std: "docker" "start" "-a" "cee0a4f594d3be1e403dd9b12de554914b6a73ca4d3f2e666c5f5d78d777b0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee0a4f594d3be1e403dd9b12de554914b6a73ca4d3f2e666c5f5d78d777b0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee0a4f594d3be1e403dd9b12de554914b6a73ca4d3f2e666c5f5d78d777b0e6", kill_on_drop: false }`
[INFO] [stdout] cee0a4f594d3be1e403dd9b12de554914b6a73ca4d3f2e666c5f5d78d777b0e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89f04e4923b3f4c93ff4ec47862a32bcf06e1cad911176db21ec2fab4badf2f0
[INFO] running `Command { std: "docker" "start" "-a" "89f04e4923b3f4c93ff4ec47862a32bcf06e1cad911176db21ec2fab4badf2f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling nix v0.16.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling openat v0.1.18
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling simplelog v0.7.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]    Compiling structopt v0.3.1
[INFO] [stderr]    Compiling fscmp v0.2.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/cmp/mod.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |             .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64)))
[INFO] [stdout]     |                      ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -             .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64)))
[INFO] [stdout] 313 +             .map(|i| (i * leap)..min(size, i * leap + BUF_SIZE_U64) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized
[INFO] [stdout]    --> src/cmp/mod.rs:323:58
[INFO] [stdout]     |
[INFO] [stdout] 323 |                 let mut buffer1 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() });
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                          |
[INFO] [stdout]     |                                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized
[INFO] [stdout]    --> src/cmp/mod.rs:324:58
[INFO] [stdout]     |
[INFO] [stdout] 324 |                 let mut buffer2 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() });
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                          |
[INFO] [stdout]     |                                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.53s
[INFO] running `Command { std: "docker" "inspect" "89f04e4923b3f4c93ff4ec47862a32bcf06e1cad911176db21ec2fab4badf2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f04e4923b3f4c93ff4ec47862a32bcf06e1cad911176db21ec2fab4badf2f0", kill_on_drop: false }`
[INFO] [stdout] 89f04e4923b3f4c93ff4ec47862a32bcf06e1cad911176db21ec2fab4badf2f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dd0b3e1e8166ec7e85e6a3b3b2472ad379b183cdd4f3347e04bf843cdb3b71c
[INFO] running `Command { std: "docker" "start" "-a" "5dd0b3e1e8166ec7e85e6a3b3b2472ad379b183cdd4f3347e04bf843cdb3b71c", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling fscmp v0.2.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/cmp/mod.rs:313:22
[INFO] [stdout]     |
[INFO] [stdout] 313 |             .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64)))
[INFO] [stdout]     |                      ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 313 -             .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64)))
[INFO] [stdout] 313 +             .map(|i| (i * leap)..min(size, i * leap + BUF_SIZE_U64) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized
[INFO] [stdout]    --> src/cmp/mod.rs:323:58
[INFO] [stdout]     |
[INFO] [stdout] 323 |                 let mut buffer1 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() });
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                          |
[INFO] [stdout]     |                                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized
[INFO] [stdout]    --> src/cmp/mod.rs:324:58
[INFO] [stdout]     |
[INFO] [stdout] 324 |                 let mut buffer2 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() });
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                          |
[INFO] [stdout]     |                                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "5dd0b3e1e8166ec7e85e6a3b3b2472ad379b183cdd4f3347e04bf843cdb3b71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd0b3e1e8166ec7e85e6a3b3b2472ad379b183cdd4f3347e04bf843cdb3b71c", kill_on_drop: false }`
[INFO] [stdout] 5dd0b3e1e8166ec7e85e6a3b3b2472ad379b183cdd4f3347e04bf843cdb3b71c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8c78667b3dc47c34b3d95c897a5b3596f9de9d3c0ca8f2d19afc4d74e989538
[INFO] running `Command { std: "docker" "start" "-a" "b8c78667b3dc47c34b3d95c897a5b3596f9de9d3c0ca8f2d19afc4d74e989538", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/cmp/mod.rs:313:22
[INFO] [stderr]     |
[INFO] [stderr] 313 |             .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64)))
[INFO] [stderr]     |                      ^                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 313 -             .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64)))
[INFO] [stderr] 313 +             .map(|i| (i * leap)..min(size, i * leap + BUF_SIZE_U64) )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: the type `[u8; 262144]` does not permit being left uninitialized
[INFO] [stderr]    --> src/cmp/mod.rs:323:58
[INFO] [stderr]     |
[INFO] [stderr] 323 |                 let mut buffer1 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() });
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          this code causes undefined behavior when executed
[INFO] [stderr]     |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `[u8; 262144]` does not permit being left uninitialized
[INFO] [stderr]    --> src/cmp/mod.rs:324:58
[INFO] [stderr]     |
[INFO] [stderr] 324 |                 let mut buffer2 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() });
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          this code causes undefined behavior when executed
[INFO] [stderr]     |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: integers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: `fscmp` (bin "fscmp" test) generated 3 warnings (run `cargo fix --bin "fscmp" -p fscmp --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fscmp-d0b2d042cb3b1264)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test cmp::test::test_calc_chunk_count ... ok
[INFO] [stdout] test cmp::test::test_calc_leap ... ok
[INFO] [stdout] test cmp::test::test_root_mode ... ok
[INFO] [stdout] test cmp::test::test_contents ... ok
[INFO] [stdout] test cmp::test::test_path_max ... ok
[INFO] [stdout] test cmp::test::test_simple ... ok
[INFO] [stdout] test cmp::test::test_permissions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8c78667b3dc47c34b3d95c897a5b3596f9de9d3c0ca8f2d19afc4d74e989538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c78667b3dc47c34b3d95c897a5b3596f9de9d3c0ca8f2d19afc4d74e989538", kill_on_drop: false }`
[INFO] [stdout] b8c78667b3dc47c34b3d95c897a5b3596f9de9d3c0ca8f2d19afc4d74e989538
