[INFO] cloning repository https://github.com/Pungyeon/duplicate-detect
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pungyeon/duplicate-detect" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3247bb09ebd08d97cfba5f27cbc476f9b25d99a7
[INFO] testing Pungyeon/duplicate-detect against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pungyeon/duplicate-detect on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pungyeon/duplicate-detect
[INFO] finished tweaking git repo https://github.com/Pungyeon/duplicate-detect
[INFO] tweaked toml for git repo https://github.com/Pungyeon/duplicate-detect written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Pungyeon/duplicate-detect already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 896e61fe34a3f987d24421f34f354c6bb6ad3ac9ae7b19fa75e74d7a15336cf7
[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" "896e61fe34a3f987d24421f34f354c6bb6ad3ac9ae7b19fa75e74d7a15336cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "896e61fe34a3f987d24421f34f354c6bb6ad3ac9ae7b19fa75e74d7a15336cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "896e61fe34a3f987d24421f34f354c6bb6ad3ac9ae7b19fa75e74d7a15336cf7", kill_on_drop: false }`
[INFO] [stdout] 896e61fe34a3f987d24421f34f354c6bb6ad3ac9ae7b19fa75e74d7a15336cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e045cb0c5bc2e56b62d30cbb254356fdbb347a5bddf10554eabd19c4c4bc3275
[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" "e045cb0c5bc2e56b62d30cbb254356fdbb347a5bddf10554eabd19c4c4bc3275", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling data-encoding v2.1.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling my_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:69:100
[INFO] [stdout]    |
[INFO] [stdout] 69 |             println!("error: could not read folder: {}: reason: {}", path.clone().to_string(), why.description());
[INFO] [stdout]    |                                                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/main.rs:86:90
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     println!("error: could not open file: {}: reason: {}", filepath, why.description());
[INFO] [stdout]    |                                                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/main.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let d = self.hmap.get(&hash).unwrap();
[INFO] [stdout]    |                     --------- immutable borrow occurs here
[INFO] [stdout] 43 |             self.insert_dupe(d.to_string(), filepath.clone());
[INFO] [stdout]    |             ^^^^             - immutable borrow later used here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.03s
[INFO] running `Command { std: "docker" "inspect" "e045cb0c5bc2e56b62d30cbb254356fdbb347a5bddf10554eabd19c4c4bc3275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e045cb0c5bc2e56b62d30cbb254356fdbb347a5bddf10554eabd19c4c4bc3275", kill_on_drop: false }`
[INFO] [stdout] e045cb0c5bc2e56b62d30cbb254356fdbb347a5bddf10554eabd19c4c4bc3275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d525054aa9c4d1d91f088e4222c4a3181a30580c5c06b1657b84e76874fac5
[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" "52d525054aa9c4d1d91f088e4222c4a3181a30580c5c06b1657b84e76874fac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:69:100
[INFO] [stdout]    |
[INFO] [stdout] 69 |             println!("error: could not read folder: {}: reason: {}", path.clone().to_string(), why.description());
[INFO] [stdout]    |                                                                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/main.rs:86:90
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     println!("error: could not open file: {}: reason: {}", filepath, why.description());
[INFO] [stdout]    |                                                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/main.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let d = self.hmap.get(&hash).unwrap();
[INFO] [stdout]    |                     --------- immutable borrow occurs here
[INFO] [stdout] 43 |             self.insert_dupe(d.to_string(), filepath.clone());
[INFO] [stdout]    |             ^^^^             - immutable borrow later used here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "52d525054aa9c4d1d91f088e4222c4a3181a30580c5c06b1657b84e76874fac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d525054aa9c4d1d91f088e4222c4a3181a30580c5c06b1657b84e76874fac5", kill_on_drop: false }`
[INFO] [stdout] 52d525054aa9c4d1d91f088e4222c4a3181a30580c5c06b1657b84e76874fac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c1ab1a93ca37dd66ded2224b5d8ec5a0a1a1f4a37464f0b44195b88766cf7b2
[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" "6c1ab1a93ca37dd66ded2224b5d8ec5a0a1a1f4a37464f0b44195b88766cf7b2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:69:100
[INFO] [stderr]    |
[INFO] [stderr] 69 |             println!("error: could not read folder: {}: reason: {}", path.clone().to_string(), why.description());
[INFO] [stderr]    |                                                                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:86:90
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     println!("error: could not open file: {}: reason: {}", filepath, why.description());
[INFO] [stderr]    |                                                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             let d = self.hmap.get(&hash).unwrap();
[INFO] [stderr]    |                     --------- immutable borrow occurs here
[INFO] [stderr] 43 |             self.insert_dupe(d.to_string(), filepath.clone());
[INFO] [stderr]    |             ^^^^             - immutable borrow later used here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/my_crate-c8283ee2195435c3
[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" "6c1ab1a93ca37dd66ded2224b5d8ec5a0a1a1f4a37464f0b44195b88766cf7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1ab1a93ca37dd66ded2224b5d8ec5a0a1a1f4a37464f0b44195b88766cf7b2", kill_on_drop: false }`
[INFO] [stdout] 6c1ab1a93ca37dd66ded2224b5d8ec5a0a1a1f4a37464f0b44195b88766cf7b2
