[INFO] crate tusk 0.0.1 is already in cache
[INFO] extracting crate tusk 0.0.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tusk/0.0.1
[INFO] extracting crate tusk 0.0.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tusk/0.0.1
[INFO] validating manifest of tusk-0.0.1 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tusk-0.0.1 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tusk-0.0.1
[INFO] finished frobbing tusk-0.0.1
[INFO] frobbed toml for tusk-0.0.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tusk/0.0.1/Cargo.toml
[INFO] started frobbing tusk-0.0.1
[INFO] finished frobbing tusk-0.0.1
[INFO] frobbed toml for tusk-0.0.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tusk/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tusk-0.0.1 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tusk/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7638473ac93c4c54ad3ba39fbc02fd104cc38b034ef1c7762bcedf8adb82d70f
[INFO] running `"docker" "start" "-a" "7638473ac93c4c54ad3ba39fbc02fd104cc38b034ef1c7762bcedf8adb82d70f"`
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling v_escape_derive v0.5.5
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking actix-web v0.7.19
[INFO] [stderr]     Checking tusk v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/tusk/mod.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         /// Load the agent
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 58 |         let reader = File::open(&master_config_file_buf)?;
[INFO] [stderr]    |         -------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/tusk/mod.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         /// Load the agent
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 58 |         let reader = File::open(&master_config_file_buf)?;
[INFO] [stderr]    |         -------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/plugins/inputs/mod.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/plugins/outputs/mod.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> src/tusk/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn default() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] ...
[INFO] [stderr] 44 |             ..Default::default()
[INFO] [stderr]    |               ------------------ recursive call site
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/plugins/outputs/stdout.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | /         self.format
[INFO] [stderr] 17 | |             .to_writer(BufWriter::new(io::stdout()), &readings);
[INFO] [stderr]    | |________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/plugins/inputs/mod.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/plugins/outputs/mod.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> src/tusk/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn default() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] ...
[INFO] [stderr] 44 |             ..Default::default()
[INFO] [stderr]    |               ------------------ recursive call site
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/plugins/outputs/stdout.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | /         self.format
[INFO] [stderr] 17 | |             .to_writer(BufWriter::new(io::stdout()), &readings);
[INFO] [stderr]    | |________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.54s
[INFO] running `"docker" "inspect" "7638473ac93c4c54ad3ba39fbc02fd104cc38b034ef1c7762bcedf8adb82d70f"`
[INFO] running `"docker" "rm" "-f" "7638473ac93c4c54ad3ba39fbc02fd104cc38b034ef1c7762bcedf8adb82d70f"`
[INFO] [stdout] 7638473ac93c4c54ad3ba39fbc02fd104cc38b034ef1c7762bcedf8adb82d70f