[INFO] cloning repository https://github.com/tutran-se/pbts-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tutran-se/pbts-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftutran-se%2Fpbts-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftutran-se%2Fpbts-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c16604f3fd320724c7a226590fbeaf99670180ad
[INFO] checking tutran-se/pbts-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftutran-se%2Fpbts-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tutran-se/pbts-rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tutran-se/pbts-rs
[INFO] finished tweaking git repo https://github.com/tutran-se/pbts-rs
[INFO] tweaked toml for git repo https://github.com/tutran-se/pbts-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tutran-se/pbts-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bec8bdd227b64e1da8d087c1542a3ac8f98de24c7ab532174dd4000ab8b7763f
[INFO] running `Command { std: "docker" "start" "-a" "bec8bdd227b64e1da8d087c1542a3ac8f98de24c7ab532174dd4000ab8b7763f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec8bdd227b64e1da8d087c1542a3ac8f98de24c7ab532174dd4000ab8b7763f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec8bdd227b64e1da8d087c1542a3ac8f98de24c7ab532174dd4000ab8b7763f", kill_on_drop: false }`
[INFO] [stdout] bec8bdd227b64e1da8d087c1542a3ac8f98de24c7ab532174dd4000ab8b7763f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93f5f9acfe2092a1a31e5ce32a431c0805372d6f8eef88138e1403fe7bb2ad3
[INFO] running `Command { std: "docker" "start" "-a" "f93f5f9acfe2092a1a31e5ce32a431c0805372d6f8eef88138e1403fe7bb2ad3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking file_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/main.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{BufReader, BufWriter, Read, Write},
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flate2::bufread::GzDecoder`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use flate2::bufread::GzDecoder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]    --> src/main.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 | use std::thread;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/main.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{BufReader, BufWriter, Read, Write},
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flate2::bufread::GzDecoder`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use flate2::bufread::GzDecoder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]    --> src/main.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 | use std::thread;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `intervalGroup` should have a snake case name
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     intervalGroup: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `interval_group`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `totalSum` should have a snake case name
[INFO] [stdout]    --> src/main.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     totalSum: f64,
[INFO] [stdout]     |     ^^^^^^^^ help: convert the identifier to snake case: `total_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `intervalGroup` should have a snake case name
[INFO] [stdout]    --> src/main.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     intervalGroup: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `interval_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `intervalGroup` should have a snake case name
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     intervalGroup: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `interval_group`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `totalSum` should have a snake case name
[INFO] [stdout]    --> src/main.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     totalSum: f64,
[INFO] [stdout]     |     ^^^^^^^^ help: convert the identifier to snake case: `total_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `intervalGroup` should have a snake case name
[INFO] [stdout]    --> src/main.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     intervalGroup: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `interval_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     buff_reader.read_to_end(&mut buffer);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let _ = buff_reader.read_to_end(&mut buffer);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     buff_reader.read_to_end(&mut buffer);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let _ = buff_reader.read_to_end(&mut buffer);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.84s
[INFO] running `Command { std: "docker" "inspect" "f93f5f9acfe2092a1a31e5ce32a431c0805372d6f8eef88138e1403fe7bb2ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93f5f9acfe2092a1a31e5ce32a431c0805372d6f8eef88138e1403fe7bb2ad3", kill_on_drop: false }`
[INFO] [stdout] f93f5f9acfe2092a1a31e5ce32a431c0805372d6f8eef88138e1403fe7bb2ad3