[INFO] cloning repository https://github.com/jaropawlak/duplicates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaropawlak/duplicates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaropawlak%2Fduplicates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaropawlak%2Fduplicates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fa2618e8169c9dd1401685eb7049d61e513db35
[INFO] checking jaropawlak/duplicates against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaropawlak%2Fduplicates" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jaropawlak/duplicates on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jaropawlak/duplicates
[INFO] finished tweaking git repo https://github.com/jaropawlak/duplicates
[INFO] tweaked toml for git repo https://github.com/jaropawlak/duplicates written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jaropawlak/duplicates already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mockall v0.6.0
[INFO] [stderr]   Downloaded mockall_derive v0.6.0
[INFO] [stderr]   Downloaded nom v5.1.0
[INFO] [stderr]   Downloaded predicates v1.0.2
[INFO] [stderr]   Downloaded libsqlite3-sys v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] e55479dfd06ae6828d5ae5af06b04cd828cfbb18aaad8a0d45354d0fcbeda387
[INFO] running `Command { std: "docker" "start" "-a" "e55479dfd06ae6828d5ae5af06b04cd828cfbb18aaad8a0d45354d0fcbeda387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e55479dfd06ae6828d5ae5af06b04cd828cfbb18aaad8a0d45354d0fcbeda387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55479dfd06ae6828d5ae5af06b04cd828cfbb18aaad8a0d45354d0fcbeda387", kill_on_drop: false }`
[INFO] [stdout] e55479dfd06ae6828d5ae5af06b04cd828cfbb18aaad8a0d45354d0fcbeda387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e0607e30a3bf613f609ff0f5047ea5f564c553cfe332880e2a6e67a141e1b6d
[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" "1e0607e30a3bf613f609ff0f5047ea5f564c553cfe332880e2a6e67a141e1b6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.0
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling mockall_derive v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking mockall v0.6.0
[INFO] [stderr]     Checking duplicates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mockall`
[INFO] [stdout]  --> src/datastore.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use mockall::predicate::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `mockall`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `mockall`, `mockall::predicate::*`
[INFO] [stdout]  --> src/datastore.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mockall::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `mockall`
[INFO] [stdout] 6 | use mockall::predicate::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mockall`
[INFO] [stdout]  --> src/file_manager.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use mockall::predicate::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `mockall`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `mockall`, `mockall::predicate::*`
[INFO] [stdout]  --> src/file_manager.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mockall::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `mockall`
[INFO] [stdout] 8 | use mockall::predicate::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `automock` in this scope
[INFO] [stdout]   --> src/datastore.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[automock]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `automock` in this scope
[INFO] [stdout]   --> src/file_manager.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[automock]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mockall::*`
[INFO] [stdout]  --> src/tests.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use mockall::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `duplicates`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/datastore.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[automock]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/datastore.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[automock]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/file_manager.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[automock]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1e0607e30a3bf613f609ff0f5047ea5f564c553cfe332880e2a6e67a141e1b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0607e30a3bf613f609ff0f5047ea5f564c553cfe332880e2a6e67a141e1b6d", kill_on_drop: false }`
[INFO] [stdout] 1e0607e30a3bf613f609ff0f5047ea5f564c553cfe332880e2a6e67a141e1b6d