[INFO] cloning repository https://github.com/thara/my-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thara/my-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 224316fbbae5b8516f3a364ae1ed41ca54bc6620
[INFO] testing thara/my-utils against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils" "/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/thara/my-utils on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thara/my-utils
[INFO] finished tweaking git repo https://github.com/thara/my-utils
[INFO] tweaked toml for git repo https://github.com/thara/my-utils written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/thara/my-utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] f413847a1cc22e80ab1aaa301bb186f4c3f433603c871046c472d7b55bd6355a
[INFO] running `Command { std: "docker" "start" "-a" "f413847a1cc22e80ab1aaa301bb186f4c3f433603c871046c472d7b55bd6355a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f413847a1cc22e80ab1aaa301bb186f4c3f433603c871046c472d7b55bd6355a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f413847a1cc22e80ab1aaa301bb186f4c3f433603c871046c472d7b55bd6355a", kill_on_drop: false }`
[INFO] [stdout] f413847a1cc22e80ab1aaa301bb186f4c3f433603c871046c472d7b55bd6355a
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaa7d012226319b9e6ce23be9f8ecc6170fb3d2531debcb7503e7628b7edc3af
[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" "aaa7d012226319b9e6ce23be9f8ecc6170fb3d2531debcb7503e7628b7edc3af", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.7
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling my-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bin/cpp-dependency-lookup.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |         for entry in try!(fs::read_dir(dir)) {
[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/bin/cpp-dependency-lookup.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let entry = try!(entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bin/cpp-dependency-lookup.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 try!(visit_dirs(&path, cb, out));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bin/cpp-dependency-lookup.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 lazy_static! {
[INFO] [stdout] 63 | |                     static ref RE: Regex = Regex::new("\"(.*)\"").unwrap();
[INFO] [stdout] 64 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/bin/cpp-dependency-lookup.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     error_chain!{
[INFO] [stdout] 19 | |         foreign_links {
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/bin/cpp-dependency-lookup.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     error_chain!{
[INFO] [stdout] 19 | |         foreign_links {
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.14s
[INFO] running `Command { std: "docker" "inspect" "aaa7d012226319b9e6ce23be9f8ecc6170fb3d2531debcb7503e7628b7edc3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa7d012226319b9e6ce23be9f8ecc6170fb3d2531debcb7503e7628b7edc3af", kill_on_drop: false }`
[INFO] [stdout] aaa7d012226319b9e6ce23be9f8ecc6170fb3d2531debcb7503e7628b7edc3af
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] bf76fc29b325565d505d35a0572e4c198eaab14650d45edac7216caac4d7c3ab
[INFO] running `Command { std: "docker" "start" "-a" "bf76fc29b325565d505d35a0572e4c198eaab14650d45edac7216caac4d7c3ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling my-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bin/cpp-dependency-lookup.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |         for entry in try!(fs::read_dir(dir)) {
[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/bin/cpp-dependency-lookup.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let entry = try!(entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bin/cpp-dependency-lookup.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 try!(visit_dirs(&path, cb, out));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bin/cpp-dependency-lookup.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 lazy_static! {
[INFO] [stdout] 63 | |                     static ref RE: Regex = Regex::new("\"(.*)\"").unwrap();
[INFO] [stdout] 64 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/bin/cpp-dependency-lookup.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     error_chain!{
[INFO] [stdout] 19 | |         foreign_links {
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/bin/cpp-dependency-lookup.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     error_chain!{
[INFO] [stdout] 19 | |         foreign_links {
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "bf76fc29b325565d505d35a0572e4c198eaab14650d45edac7216caac4d7c3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf76fc29b325565d505d35a0572e4c198eaab14650d45edac7216caac4d7c3ab", kill_on_drop: false }`
[INFO] [stdout] bf76fc29b325565d505d35a0572e4c198eaab14650d45edac7216caac4d7c3ab
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5279090efc89f7ec783a1c81cd1511b4609189fd2c7264280cedae4f52a03ea
[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" "c5279090efc89f7ec783a1c81cd1511b4609189fd2c7264280cedae4f52a03ea", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bin/cpp-dependency-lookup.rs:136:22
[INFO] [stderr]     |
[INFO] [stderr] 136 |         for entry in try!(fs::read_dir(dir)) {
[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/bin/cpp-dependency-lookup.rs:137:25
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let entry = try!(entry);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bin/cpp-dependency-lookup.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |                 try!(visit_dirs(&path, cb, out));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/bin/cpp-dependency-lookup.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 | /                 lazy_static! {
[INFO] [stderr] 63 | |                     static ref RE: Regex = Regex::new("\"(.*)\"").unwrap();
[INFO] [stderr] 64 | |                 }
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/bin/cpp-dependency-lookup.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     error_chain!{
[INFO] [stderr] 19 | |         foreign_links {
[INFO] [stderr] 20 | |             Io(::std::io::Error);
[INFO] [stderr] 21 | |         }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/bin/cpp-dependency-lookup.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     error_chain!{
[INFO] [stderr] 19 | |         foreign_links {
[INFO] [stderr] 20 | |             Io(::std::io::Error);
[INFO] [stderr] 21 | |         }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cpp_dependency_lookup-2313c8911960cda3
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/my_utils-95cf0e7c261c5fba
[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] [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" "c5279090efc89f7ec783a1c81cd1511b4609189fd2c7264280cedae4f52a03ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5279090efc89f7ec783a1c81cd1511b4609189fd2c7264280cedae4f52a03ea", kill_on_drop: false }`
[INFO] [stdout] c5279090efc89f7ec783a1c81cd1511b4609189fd2c7264280cedae4f52a03ea