[INFO] fetching crate find_folder 0.3.0...
[INFO] testing find_folder-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate find_folder 0.3.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate find_folder 0.3.0 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 find_folder 0.3.0
[INFO] finished tweaking crates.io crate find_folder 0.3.0
[INFO] tweaked toml for crates.io crate find_folder 0.3.0 written to /workspace/builds/worker-40/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c877895b22ca61048aefa943d1f22de2f7d5a830b08d603e06fa3994dd144f3
[INFO] running `Command { std: "docker" "start" "-a" "1c877895b22ca61048aefa943d1f22de2f7d5a830b08d603e06fa3994dd144f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c877895b22ca61048aefa943d1f22de2f7d5a830b08d603e06fa3994dd144f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c877895b22ca61048aefa943d1f22de2f7d5a830b08d603e06fa3994dd144f3", kill_on_drop: false }`
[INFO] [stdout] 1c877895b22ca61048aefa943d1f22de2f7d5a830b08d603e06fa3994dd144f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bdbc0ca7490c8412565a5f78271e9671ea2b473a40e21d49f846ac8cdd99a48
[INFO] running `Command { std: "docker" "start" "-a" "8bdbc0ca7490c8412565a5f78271e9671ea2b473a40e21d49f846ac8cdd99a48", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_folder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let cwd = try!(::std::env::current_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/lib.rs:127:30
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:128:33
[INFO] [stdout]     |
[INFO] [stdout] 128 |                     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/lib.rs:130:24
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:160:18
[INFO] [stdout]     |
[INFO] [stdout] 160 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let entry = try!(entry);
[INFO] [stdout]     |                     ^^^
[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/lib.rs:61:59
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "8bdbc0ca7490c8412565a5f78271e9671ea2b473a40e21d49f846ac8cdd99a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bdbc0ca7490c8412565a5f78271e9671ea2b473a40e21d49f846ac8cdd99a48", kill_on_drop: false }`
[INFO] [stdout] 8bdbc0ca7490c8412565a5f78271e9671ea2b473a40e21d49f846ac8cdd99a48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f21de254d30faeac0703b3ff8e13870d27e53d87f9e516ea2d0898e168f3cbf
[INFO] running `Command { std: "docker" "start" "-a" "6f21de254d30faeac0703b3ff8e13870d27e53d87f9e516ea2d0898e168f3cbf", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let cwd = try!(::std::env::current_dir());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling find_folder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:127:30
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:128:33
[INFO] [stdout]     |
[INFO] [stdout] 128 |                     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/lib.rs:130:24
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:160:18
[INFO] [stdout]     |
[INFO] [stdout] 160 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let entry = try!(entry);
[INFO] [stdout]     |                     ^^^
[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/lib.rs:61:59
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let cwd = try!(::std::env::current_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/lib.rs:127:30
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:128:33
[INFO] [stdout]     |
[INFO] [stdout] 128 |                     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/lib.rs:130:24
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:160:18
[INFO] [stdout]     |
[INFO] [stdout] 160 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let entry = try!(entry);
[INFO] [stdout]     |                     ^^^
[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/lib.rs:61:59
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "6f21de254d30faeac0703b3ff8e13870d27e53d87f9e516ea2d0898e168f3cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f21de254d30faeac0703b3ff8e13870d27e53d87f9e516ea2d0898e168f3cbf", kill_on_drop: false }`
[INFO] [stdout] 6f21de254d30faeac0703b3ff8e13870d27e53d87f9e516ea2d0898e168f3cbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d202f68f45f7776d58c166783f848c420981e2ce9c2cf78584df2c43e19031fa
[INFO] running `Command { std: "docker" "start" "-a" "d202f68f45f7776d58c166783f848c420981e2ce9c2cf78584df2c43e19031fa", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:19
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let cwd = try!(::std::env::current_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/lib.rs:127:30
[INFO] [stderr]     |
[INFO] [stderr] 127 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:128:33
[INFO] [stderr]     |
[INFO] [stderr] 128 |                     let entry = try!(entry);
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:130:24
[INFO] [stderr]     |
[INFO] [stderr] 130 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:160:18
[INFO] [stderr]     |
[INFO] [stderr] 160 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:161:21
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let entry = try!(entry);
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:61:59
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stderr]    |                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `find_folder` (lib) generated 7 warnings
[INFO] [stderr] warning: `find_folder` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_folder-ca7fcc605f315917)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests find_folder
[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 1 test
[INFO] [stdout] test src/lib.rs - Search::of (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d202f68f45f7776d58c166783f848c420981e2ce9c2cf78584df2c43e19031fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d202f68f45f7776d58c166783f848c420981e2ce9c2cf78584df2c43e19031fa", kill_on_drop: false }`
[INFO] [stdout] d202f68f45f7776d58c166783f848c420981e2ce9c2cf78584df2c43e19031fa