[INFO] fetching crate free-space-wipe 1.0.0...
[INFO] testing free-space-wipe-1.0.0 against beta-2021-08-01 for beta-1.55-1
[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 beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cbc43abc89cdbb10fc8fec667081cc5f9a6464057aa41d6aafb5f666b4f71f7
[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" "0cbc43abc89cdbb10fc8fec667081cc5f9a6464057aa41d6aafb5f666b4f71f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cbc43abc89cdbb10fc8fec667081cc5f9a6464057aa41d6aafb5f666b4f71f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cbc43abc89cdbb10fc8fec667081cc5f9a6464057aa41d6aafb5f666b4f71f7", kill_on_drop: false }`
[INFO] [stdout] 0cbc43abc89cdbb10fc8fec667081cc5f9a6464057aa41d6aafb5f666b4f71f7
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af9083a7259aea952e6d0c892e30decfb1e3f3ec70b2fa2be08f5bf8280c6c27
[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" "af9083a7259aea952e6d0c892e30decfb1e3f3ec70b2fa2be08f5bf8280c6c27", kill_on_drop: false }`
[INFO] [stderr]    Compiling free-space-wipe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "af9083a7259aea952e6d0c892e30decfb1e3f3ec70b2fa2be08f5bf8280c6c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9083a7259aea952e6d0c892e30decfb1e3f3ec70b2fa2be08f5bf8280c6c27", kill_on_drop: false }`
[INFO] [stdout] af9083a7259aea952e6d0c892e30decfb1e3f3ec70b2fa2be08f5bf8280c6c27
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--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] 6a7a191f2c307bf7e37d571481e715bee00121a774058f80e0e699cfef476a1f
[INFO] running `Command { std: "docker" "start" "-a" "6a7a191f2c307bf7e37d571481e715bee00121a774058f80e0e699cfef476a1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling free-space-wipe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "6a7a191f2c307bf7e37d571481e715bee00121a774058f80e0e699cfef476a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7a191f2c307bf7e37d571481e715bee00121a774058f80e0e699cfef476a1f", kill_on_drop: false }`
[INFO] [stdout] 6a7a191f2c307bf7e37d571481e715bee00121a774058f80e0e699cfef476a1f
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", 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] b434e59af36b6bd84fb18b3220f0c7d95851f71c9bd6d39a600e79b779594654
[INFO] running `Command { std: "docker" "start" "-a" "b434e59af36b6bd84fb18b3220f0c7d95851f71c9bd6d39a600e79b779594654", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let count = try!(chunk_writes(&buffer, &mut f, false));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     try!(f.seek(SeekFrom::Start(0)));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     try!(f.set_len(0));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let count = try!(chunk_writes(&buffer, &mut f, false));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     try!(f.seek(SeekFrom::Start(0)));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     try!(f.set_len(0));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/cseitsg06.rs:89:17
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let count = try!(chunk_writes(&buffer, &mut f, true));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/cseitsg06.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         try!(f.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/cseitsg06.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         try!(f.sync_all());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/cseitsg06.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         try!(f.seek(SeekFrom::Start(0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/cseitsg06.rs:126:24
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let read = try!(f.read(&mut rbuf));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `free-space-wipe` (bin "free-space-wipe" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/free_space_wipe-c57f35f1d5e00c88)
[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" "b434e59af36b6bd84fb18b3220f0c7d95851f71c9bd6d39a600e79b779594654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b434e59af36b6bd84fb18b3220f0c7d95851f71c9bd6d39a600e79b779594654", kill_on_drop: false }`
[INFO] [stdout] b434e59af36b6bd84fb18b3220f0c7d95851f71c9bd6d39a600e79b779594654
