[INFO] fetching crate free-space-wipe 1.0.0...
[INFO] checking free-space-wipe-1.0.0 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate free-space-wipe 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate free-space-wipe 1.0.0 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate free-space-wipe 1.0.0
[INFO] finished tweaking crates.io crate free-space-wipe 1.0.0
[INFO] tweaked toml for crates.io crate free-space-wipe 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2317158db0c73478cf66c4c2ebe3e16a1b96f6095be3905ce6bb2f573eb29dfc
[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" "2317158db0c73478cf66c4c2ebe3e16a1b96f6095be3905ce6bb2f573eb29dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2317158db0c73478cf66c4c2ebe3e16a1b96f6095be3905ce6bb2f573eb29dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2317158db0c73478cf66c4c2ebe3e16a1b96f6095be3905ce6bb2f573eb29dfc", kill_on_drop: false }`
[INFO] [stdout] 2317158db0c73478cf66c4c2ebe3e16a1b96f6095be3905ce6bb2f573eb29dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--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] b6b05e785370e2017982972c687145df6b0c6fe230d4dde20b745f9bdd175d58
[INFO] running `Command { std: "docker" "start" "-a" "b6b05e785370e2017982972c687145df6b0c6fe230d4dde20b745f9bdd175d58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking free-space-wipe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let count = try!(chunk_writes(&buffer, &mut f, false));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     try!(f.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(f.set_len(0));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let count = try!(chunk_writes(&buffer, &mut f, false));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     try!(f.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     try!(f.set_len(0));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let count = try!(chunk_writes(&buffer, &mut f, true));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         try!(f.flush());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         try!(f.sync_all());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         try!(f.seek(SeekFrom::Start(0)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:126:24
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let read = try!(f.read(&mut rbuf));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let count = try!(chunk_writes(&buffer, &mut f, false));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     try!(f.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(f.set_len(0));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let count = try!(chunk_writes(&buffer, &mut f, false));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     try!(f.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     try!(f.set_len(0));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cseitsg06.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let count = try!(chunk_writes(&buffer, &mut f, true));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         try!(f.flush());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         try!(f.sync_all());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         try!(f.seek(SeekFrom::Start(0)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/cseitsg06.rs:126:24
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let read = try!(f.read(&mut rbuf));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `Command { std: "docker" "inspect" "b6b05e785370e2017982972c687145df6b0c6fe230d4dde20b745f9bdd175d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b05e785370e2017982972c687145df6b0c6fe230d4dde20b745f9bdd175d58", kill_on_drop: false }`
[INFO] [stdout] b6b05e785370e2017982972c687145df6b0c6fe230d4dde20b745f9bdd175d58