[INFO] fetching crate wbs-backup 0.1.8...
[INFO] checking wbs-backup-0.1.8 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate wbs-backup 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wbs-backup 0.1.8 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wbs-backup 0.1.8
[INFO] finished tweaking crates.io crate wbs-backup 0.1.8
[INFO] tweaked toml for crates.io crate wbs-backup 0.1.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-4/source/src/backup-daemon.rs` was erroneously implicitly accepted for binary `backup-daemon`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9d3f391759be095fdedf4745c32a9bd4610688bfc076655166b3b423d5d077e
[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" "f9d3f391759be095fdedf4745c32a9bd4610688bfc076655166b3b423d5d077e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d3f391759be095fdedf4745c32a9bd4610688bfc076655166b3b423d5d077e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d3f391759be095fdedf4745c32a9bd4610688bfc076655166b3b423d5d077e", kill_on_drop: false }`
[INFO] [stdout] f9d3f391759be095fdedf4745c32a9bd4610688bfc076655166b3b423d5d077e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3264e0be5dac0334be7ef1d0ae2f185e0c578b2cba75d8425fc28a30ed7a922e
[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" "3264e0be5dac0334be7ef1d0ae2f185e0c578b2cba75d8425fc28a30ed7a922e", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/backup-daemon.rs` was erroneously implicitly accepted for binary `backup-daemon`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking wbs-backup v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:81:2
[INFO] [stdout]    |
[INFO] [stdout] 81 |     try! (write! (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:85:2
[INFO] [stdout]    |
[INFO] [stdout] 85 |     try! (output_file.write (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 88 |     try! (write! (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:92:2
[INFO] [stdout]    |
[INFO] [stdout] 92 |     try! (output_file.write (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:95:2
[INFO] [stdout]    |
[INFO] [stdout] 95 |     try! (write! (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:76:11
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:86:11
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:86:27
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wbs/backup/state.rs:100:11
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wbs/backup/state.rs:100:27
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/wbs/backup/state.rs:438:3
[INFO] [stdout]     |
[INFO] [stdout] 438 |         try! { write! (&mut file, "{}\n", & state_json.to_string ()) }
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/wbs/backup/state.rs:439:3
[INFO] [stdout]     |
[INFO] [stdout] 439 |         try! { file.sync_all () }
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/wbs/backup/state.rs:436:18
[INFO] [stdout]     |
[INFO] [stdout] 436 |         let mut file = try! { File::create (state_path_temp) };
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/wbs/backup/main.rs:145:11
[INFO] [stdout]     |
[INFO] [stdout] 145 |         thread::sleep_ms (1000);
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/config.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:81:2
[INFO] [stdout]    |
[INFO] [stdout] 81 |     try! (write! (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:85:2
[INFO] [stdout]    |
[INFO] [stdout] 85 |     try! (output_file.write (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 88 |     try! (write! (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:92:2
[INFO] [stdout]    |
[INFO] [stdout] 92 |     try! (output_file.write (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/wbs/backup/run.rs:95:2
[INFO] [stdout]    |
[INFO] [stdout] 95 |     try! (write! (
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:76:11
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:86:11
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wbs/backup/state.rs:86:27
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wbs/backup/state.rs:100:11
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wbs/backup/state.rs:100:27
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive (RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/wbs/backup/state.rs:438:3
[INFO] [stdout]     |
[INFO] [stdout] 438 |         try! { write! (&mut file, "{}\n", & state_json.to_string ()) }
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/wbs/backup/state.rs:439:3
[INFO] [stdout]     |
[INFO] [stdout] 439 |         try! { file.sync_all () }
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/wbs/backup/state.rs:436:18
[INFO] [stdout]     |
[INFO] [stdout] 436 |         let mut file = try! { File::create (state_path_temp) };
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/wbs/backup/main.rs:145:11
[INFO] [stdout]     |
[INFO] [stdout] 145 |         thread::sleep_ms (1000);
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3264e0be5dac0334be7ef1d0ae2f185e0c578b2cba75d8425fc28a30ed7a922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3264e0be5dac0334be7ef1d0ae2f185e0c578b2cba75d8425fc28a30ed7a922e", kill_on_drop: false }`
[INFO] [stdout] 3264e0be5dac0334be7ef1d0ae2f185e0c578b2cba75d8425fc28a30ed7a922e