[INFO] fetching crate free-space-wipe 1.0.0...
[INFO] testing free-space-wipe-1.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate free-space-wipe 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate free-space-wipe 1.0.0 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 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-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2385abc4d9c87c80d90fabcdce02ac21f0fb61669ddac7067671c81d63aa83ac
[INFO] running `Command { std: "docker" "start" "-a" "2385abc4d9c87c80d90fabcdce02ac21f0fb61669ddac7067671c81d63aa83ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2385abc4d9c87c80d90fabcdce02ac21f0fb61669ddac7067671c81d63aa83ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2385abc4d9c87c80d90fabcdce02ac21f0fb61669ddac7067671c81d63aa83ac", kill_on_drop: false }`
[INFO] [stdout] 2385abc4d9c87c80d90fabcdce02ac21f0fb61669ddac7067671c81d63aa83ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 557d04fa4ba0483fe1a99c7639a4a05656bd99d930c673e44f4b91e0cbbf9c14
[INFO] running `Command { std: "docker" "start" "-a" "557d04fa4ba0483fe1a99c7639a4a05656bd99d930c673e44f4b91e0cbbf9c14", 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 2.96s
[INFO] running `Command { std: "docker" "inspect" "557d04fa4ba0483fe1a99c7639a4a05656bd99d930c673e44f4b91e0cbbf9c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "557d04fa4ba0483fe1a99c7639a4a05656bd99d930c673e44f4b91e0cbbf9c14", kill_on_drop: false }`
[INFO] [stdout] 557d04fa4ba0483fe1a99c7639a4a05656bd99d930c673e44f4b91e0cbbf9c14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] aabfaba1232d706f567b4d7fc1919290986a1ee5e07d5478a7e699099f48c50a
[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" "aabfaba1232d706f567b4d7fc1919290986a1ee5e07d5478a7e699099f48c50a", 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "aabfaba1232d706f567b4d7fc1919290986a1ee5e07d5478a7e699099f48c50a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aabfaba1232d706f567b4d7fc1919290986a1ee5e07d5478a7e699099f48c50a", kill_on_drop: false }`
[INFO] [stdout] aabfaba1232d706f567b4d7fc1919290986a1ee5e07d5478a7e699099f48c50a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfbfefdd16e7af5c62fae29720b884ad7e30cacd65f855687b8361f0f3f6e36e
[INFO] running `Command { std: "docker" "start" "-a" "dfbfefdd16e7af5c62fae29720b884ad7e30cacd65f855687b8361f0f3f6e36e", 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 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/free_space_wipe-cc4b02d77a48ec1b)
[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" "dfbfefdd16e7af5c62fae29720b884ad7e30cacd65f855687b8361f0f3f6e36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbfefdd16e7af5c62fae29720b884ad7e30cacd65f855687b8361f0f3f6e36e", kill_on_drop: false }`
[INFO] [stdout] dfbfefdd16e7af5c62fae29720b884ad7e30cacd65f855687b8361f0f3f6e36e