[INFO] fetching crate wbs-backup 0.1.8...
[INFO] testing wbs-backup-0.1.8 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[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 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 32e4478a2902537065d5c31a67fd366e48b5873a6da431b7401eaebf5cdc323a
[INFO] running `Command { std: "docker" "start" "-a" "32e4478a2902537065d5c31a67fd366e48b5873a6da431b7401eaebf5cdc323a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32e4478a2902537065d5c31a67fd366e48b5873a6da431b7401eaebf5cdc323a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e4478a2902537065d5c31a67fd366e48b5873a6da431b7401eaebf5cdc323a", kill_on_drop: false }`
[INFO] [stdout] 32e4478a2902537065d5c31a67fd366e48b5873a6da431b7401eaebf5cdc323a
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 29b2fe49acd59746023d7dd930e2159e15ff2822a14ee0093d8bcdd20f4f8910
[INFO] running `Command { std: "docker" "start" "-a" "29b2fe49acd59746023d7dd930e2159e15ff2822a14ee0093d8bcdd20f4f8910", 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 rustc-serialize v0.3.24
[INFO] [stderr]    Compiling wbs-backup v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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]    = 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/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 item '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 item '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 item '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 item '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 item '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 item '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 item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/wbs/backup/main.rs:145:3
[INFO] [stdout]     |
[INFO] [stdout] 145 |         thread::sleep_ms (1000);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.38s
[INFO] running `Command { std: "docker" "inspect" "29b2fe49acd59746023d7dd930e2159e15ff2822a14ee0093d8bcdd20f4f8910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b2fe49acd59746023d7dd930e2159e15ff2822a14ee0093d8bcdd20f4f8910", kill_on_drop: false }`
[INFO] [stdout] 29b2fe49acd59746023d7dd930e2159e15ff2822a14ee0093d8bcdd20f4f8910
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 6451ee0ed199a3503445c8dc9d6c29a10e5c5e7420b8d09145d1eef95d13992a
[INFO] running `Command { std: "docker" "start" "-a" "6451ee0ed199a3503445c8dc9d6c29a10e5c5e7420b8d09145d1eef95d13992a", 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 wbs-backup v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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]    = 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/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 item '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 item '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 item '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 item '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 item '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 item '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 item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/wbs/backup/main.rs:145:3
[INFO] [stdout]     |
[INFO] [stdout] 145 |         thread::sleep_ms (1000);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "6451ee0ed199a3503445c8dc9d6c29a10e5c5e7420b8d09145d1eef95d13992a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6451ee0ed199a3503445c8dc9d6c29a10e5c5e7420b8d09145d1eef95d13992a", kill_on_drop: false }`
[INFO] [stdout] 6451ee0ed199a3503445c8dc9d6c29a10e5c5e7420b8d09145d1eef95d13992a
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3199193d380f3e8cfa9d463f1f5c0cdd7e550fdbac30afba3af934c0e6cb413a
[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" "3199193d380f3e8cfa9d463f1f5c0cdd7e550fdbac30afba3af934c0e6cb413a", 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] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/wbs/backup/run.rs:81:2
[INFO] [stderr]    |
[INFO] [stderr] 81 |     try! (write! (
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/wbs/backup/run.rs:85:2
[INFO] [stderr]    |
[INFO] [stderr] 85 |     try! (output_file.write (
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/wbs/backup/run.rs:88:2
[INFO] [stderr]    |
[INFO] [stderr] 88 |     try! (write! (
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/wbs/backup/run.rs:92:2
[INFO] [stderr]    |
[INFO] [stderr] 92 |     try! (output_file.write (
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/wbs/backup/run.rs:95:2
[INFO] [stderr]    |
[INFO] [stderr] 95 |     try! (write! (
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/wbs/backup/state.rs:436:18
[INFO] [stderr]     |
[INFO] [stderr] 436 |         let mut file = try! { File::create (state_path_temp) };
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/wbs/backup/state.rs:438:3
[INFO] [stderr]     |
[INFO] [stderr] 438 |         try! { write! (&mut file, "{}\n", & state_json.to_string ()) }
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/wbs/backup/state.rs:439:3
[INFO] [stderr]     |
[INFO] [stderr] 439 |         try! { file.sync_all () }
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/wbs/backup/main.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |         thread::sleep_ms (1000);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/backup_daemon-9af03f2900f579f3
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3199193d380f3e8cfa9d463f1f5c0cdd7e550fdbac30afba3af934c0e6cb413a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3199193d380f3e8cfa9d463f1f5c0cdd7e550fdbac30afba3af934c0e6cb413a", kill_on_drop: false }`
[INFO] [stdout] 3199193d380f3e8cfa9d463f1f5c0cdd7e550fdbac30afba3af934c0e6cb413a