[INFO] cloning repository https://github.com/AMykolaD/rust-practice-6
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AMykolaD/rust-practice-6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAMykolaD%2Frust-practice-6", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAMykolaD%2Frust-practice-6'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c96add3d16db69c837fced65dc08abd3faffbb0
[INFO] building AMykolaD/rust-practice-6 against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAMykolaD%2Frust-practice-6" "/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/AMykolaD/rust-practice-6 on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AMykolaD/rust-practice-6
[INFO] finished tweaking git repo https://github.com/AMykolaD/rust-practice-6
[INFO] tweaked toml for git repo https://github.com/AMykolaD/rust-practice-6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AMykolaD/rust-practice-6 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded zerofrom v0.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.214
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.95
[INFO] [stderr]   Downloaded yoke-derive v0.7.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.95
[INFO] [stderr]   Downloaded serde_spanned v0.6.8
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.95
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.95
[INFO] [stderr]   Downloaded litemap v0.7.3
[INFO] [stderr]   Downloaded js-sys v0.3.72
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.11
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.95
[INFO] [stderr]   Downloaded cc v1.1.36
[INFO] [stderr]   Downloaded toml_edit v0.22.22
[INFO] [stderr]   Downloaded indexmap v2.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] [stderr]   Downloaded winnow v0.6.20
[INFO] [stderr]   Downloaded hashbrown v0.15.1
[INFO] [stderr]   Downloaded chrono v0.4.38
[INFO] [stderr]   Downloaded serde v1.0.214
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] [stderr]   Downloaded syn v2.0.87
[INFO] [stderr]   Downloaded yoke v0.7.4
[INFO] [stderr]   Downloaded url v2.5.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.13
[INFO] [stderr]   Downloaded humantime-serde v1.1.1
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.4
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48a782bb98ba102d476e2549d21c0029c1945396845194a46e8731aa44bc6697
[INFO] running `Command { std: "docker" "start" "-a" "48a782bb98ba102d476e2549d21c0029c1945396845194a46e8731aa44bc6697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48a782bb98ba102d476e2549d21c0029c1945396845194a46e8731aa44bc6697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a782bb98ba102d476e2549d21c0029c1945396845194a46e8731aa44bc6697", kill_on_drop: false }`
[INFO] [stdout] 48a782bb98ba102d476e2549d21c0029c1945396845194a46e8731aa44bc6697
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec36c487de2f18f866c4ed43da639c5c8d6983bb036508ec5ec86918b9525503
[INFO] running `Command { std: "docker" "start" "-a" "ec36c487de2f18f866c4ed43da639c5c8d6983bb036508ec5ec86918b9525503", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling litemap v0.7.3
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling zerofrom v0.1.4
[INFO] [stderr]    Compiling yoke v0.7.4
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling humantime-serde v1.1.1
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.3
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling practice-6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_yaml::to_string as to_yaml`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_yaml::to_string as to_yaml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `toml::to_string as to_toml`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use toml::to_string as to_toml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.51s
[INFO] running `Command { std: "docker" "inspect" "ec36c487de2f18f866c4ed43da639c5c8d6983bb036508ec5ec86918b9525503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec36c487de2f18f866c4ed43da639c5c8d6983bb036508ec5ec86918b9525503", kill_on_drop: false }`
[INFO] [stdout] ec36c487de2f18f866c4ed43da639c5c8d6983bb036508ec5ec86918b9525503
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba73a29fcd5a7a13b8f87894140f82b394b6bb10c4473fcff90261b5169d2efa
[INFO] running `Command { std: "docker" "start" "-a" "ba73a29fcd5a7a13b8f87894140f82b394b6bb10c4473fcff90261b5169d2efa", kill_on_drop: false }`
[INFO] [stderr]    Compiling practice-6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_yaml::to_string as to_yaml`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_yaml::to_string as to_yaml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `toml::to_string as to_toml`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use toml::to_string as to_toml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "ba73a29fcd5a7a13b8f87894140f82b394b6bb10c4473fcff90261b5169d2efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba73a29fcd5a7a13b8f87894140f82b394b6bb10c4473fcff90261b5169d2efa", kill_on_drop: false }`
[INFO] [stdout] ba73a29fcd5a7a13b8f87894140f82b394b6bb10c4473fcff90261b5169d2efa
