[INFO] cloning repository https://github.com/whbboyd/backup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whbboyd/backup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhbboyd%2Fbackup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhbboyd%2Fbackup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c017ef861f0861ab01f79fdbb7c05c5dc0b34b7
[INFO] checking whbboyd/backup against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhbboyd%2Fbackup" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whbboyd/backup on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whbboyd/backup
[INFO] finished tweaking git repo https://github.com/whbboyd/backup
[INFO] tweaked toml for git repo https://github.com/whbboyd/backup written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/whbboyd/backup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.34
[INFO] [stderr]   Downloaded gcc v0.3.25
[INFO] [stderr]   Downloaded strsim v0.3.0
[INFO] [stderr]   Downloaded docopt v0.6.78
[INFO] [stderr]   Downloaded memchr v0.1.10
[INFO] [stderr]   Downloaded pkg-config v0.3.7
[INFO] [stderr]   Downloaded flate2 v0.2.13
[INFO] [stderr]   Downloaded libz-sys v1.0.1
[INFO] [stderr]   Downloaded rust-crypto v0.2.34
[INFO] [stderr]   Downloaded walkdir v0.1.5
[INFO] [stderr]   Downloaded filetime v0.1.10
[INFO] [stderr]   Downloaded regex-syntax v0.2.5
[INFO] [stderr]   Downloaded kernel32-sys v0.2.1
[INFO] [stderr]   Downloaded aho-corasick v0.5.1
[INFO] [stderr]   Downloaded regex v0.1.54
[INFO] [stderr]   Downloaded tar v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fa80e75fdec1f0f0ed12510664f7c6f3b0b29741f37646d6089a1ddf8b00ae8
[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" "0fa80e75fdec1f0f0ed12510664f7c6f3b0b29741f37646d6089a1ddf8b00ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fa80e75fdec1f0f0ed12510664f7c6f3b0b29741f37646d6089a1ddf8b00ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa80e75fdec1f0f0ed12510664f7c6f3b0b29741f37646d6089a1ddf8b00ae8", kill_on_drop: false }`
[INFO] [stdout] 0fa80e75fdec1f0f0ed12510664f7c6f3b0b29741f37646d6089a1ddf8b00ae8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 910433ae4d96106d9515b108a478d8c2ba25e668353fd31ed27ed2c9493ce8dd
[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" "910433ae4d96106d9515b108a478d8c2ba25e668353fd31ed27ed2c9493ce8dd", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.7
[INFO] [stderr]    Compiling gcc v0.3.25
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.5
[INFO] [stderr]    Compiling pkg-config v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.2.5
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking strsim v0.3.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]     Checking memchr v0.1.10
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.5.1
[INFO] [stderr]    Compiling libz-sys v1.0.1
[INFO] [stderr]    Compiling rust-crypto v0.2.34
[INFO] [stderr]     Checking tar v0.4.4
[INFO] [stderr]     Checking time v0.1.34
[INFO] [stderr]     Checking walkdir v0.1.5
[INFO] [stderr]     Checking regex v0.1.54
[INFO] [stderr]     Checking flate2 v0.2.13
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking docopt v0.6.78
[INFO] [stderr]     Checking backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[derive(Debug,RustcDecodable)]
[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/operations.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 try!(file.write_all(
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:86:20
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let args : Args = try!(Docopt::new(USAGE)
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:97:20
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let source_root = try!(args.flag_source_root
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 |             try!(operations::load_checksums(&fname))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:129:2
[INFO] [stdout]     |
[INFO] [stdout] 129 |     try!(match (args.flag_dry_run, args.flag_new_checksums) {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:148:3
[INFO] [stdout]     |
[INFO] [stdout] 148 |         try!(operations::write_archive(
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:199:2
[INFO] [stdout]     |
[INFO] [stdout] 199 |     try!(builder.init());
[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/main.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[derive(Debug,RustcDecodable)]
[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/operations.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 try!(file.write_all(
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:86:20
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let args : Args = try!(Docopt::new(USAGE)
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:97:20
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let source_root = try!(args.flag_source_root
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 |             try!(operations::load_checksums(&fname))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:129:2
[INFO] [stdout]     |
[INFO] [stdout] 129 |     try!(match (args.flag_dry_run, args.flag_new_checksums) {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:148:3
[INFO] [stdout]     |
[INFO] [stdout] 148 |         try!(operations::write_archive(
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:199:2
[INFO] [stdout]     |
[INFO] [stdout] 199 |     try!(builder.init());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.72s
[INFO] running `Command { std: "docker" "inspect" "910433ae4d96106d9515b108a478d8c2ba25e668353fd31ed27ed2c9493ce8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910433ae4d96106d9515b108a478d8c2ba25e668353fd31ed27ed2c9493ce8dd", kill_on_drop: false }`
[INFO] [stdout] 910433ae4d96106d9515b108a478d8c2ba25e668353fd31ed27ed2c9493ce8dd