[INFO] cloning repository https://github.com/pisa-kun/first_rust_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pisa-kun/first_rust_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpisa-kun%2Ffirst_rust_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpisa-kun%2Ffirst_rust_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c1b7c88839107e8506535bb0942008a0e9d5b5d
[INFO] checking pisa-kun/first_rust_project against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpisa-kun%2Ffirst_rust_project" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pisa-kun/first_rust_project
[INFO] finished tweaking git repo https://github.com/pisa-kun/first_rust_project
[INFO] tweaked toml for git repo https://github.com/pisa-kun/first_rust_project written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pisa-kun/first_rust_project on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pisa-kun/first_rust_project 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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lambda_runtime_core v0.1.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ffa2edf6852a34c7f193ff54ff3bbcf81f5eb473b8faa200375037d15bc1374
[INFO] running `Command { std: "docker" "start" "-a" "4ffa2edf6852a34c7f193ff54ff3bbcf81f5eb473b8faa200375037d15bc1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ffa2edf6852a34c7f193ff54ff3bbcf81f5eb473b8faa200375037d15bc1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffa2edf6852a34c7f193ff54ff3bbcf81f5eb473b8faa200375037d15bc1374", kill_on_drop: false }`
[INFO] [stdout] 4ffa2edf6852a34c7f193ff54ff3bbcf81f5eb473b8faa200375037d15bc1374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00cb667a3360509384afea5f7acf413ce56e875038363074664373675f98a457
[INFO] running `Command { std: "docker" "start" "-a" "00cb667a3360509384afea5f7acf413ce56e875038363074664373675f98a457", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.94
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.2
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking basic_data v0.1.0 (/opt/rustwide/workdir/basic_data)
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking first_rust_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stdout] warning: unused variable: `logical`
[INFO] [stdout]  --> basic_data/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let logical: bool = true;
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_logical`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_float`
[INFO] [stdout]  --> basic_data/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let a_float: f64 = 1.0; // 通常の型指定
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_float`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `an_integer`
[INFO] [stdout]  --> basic_data/src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let an_integer = 5i32; // サフィックスによる型指定
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_an_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_float`
[INFO] [stdout]  --> basic_data/src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let default_float = 3.0; // f64
[INFO] [stdout]   |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_float`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_integer`
[INFO] [stdout]  --> basic_data/src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let default_integer = 7; // i32
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inferred_type` is assigned to, but never used
[INFO] [stdout]   --> basic_data/src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut inferred_type = 12; // 次の行でint64
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_inferred_type` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mutable` is assigned to, but never used
[INFO] [stdout]   --> basic_data/src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut mutable = 12; // Mutable i32
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mutable` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `inferred_type` is never read
[INFO] [stdout]   --> basic_data/src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     inferred_type = 429496729616i64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mutable` is never read
[INFO] [stdout]   --> basic_data/src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     mutable = 21;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking custome_type v0.1.0 (/opt/rustwide/workdir/custome_type)
[INFO] [stderr]     Checking function v0.1.0 (/opt/rustwide/workdir/function)
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]     Checking conditional_branch v0.1.0 (/opt/rustwide/workdir/conditional_branch)
[INFO] [stderr]     Checking types v0.1.0 (/opt/rustwide/workdir/types)
[INFO] [stdout] warning: function `fizzBuzz` should have a snake case name
[INFO] [stdout]   --> conditional_branch/src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn fizzBuzz(){
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> types/src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     struct Number {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 30 |         value: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fizzBuzz` should have a snake case name
[INFO] [stdout]   --> conditional_branch/src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn fizzBuzz(){
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logical`
[INFO] [stdout]  --> basic_data/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let logical: bool = true;
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_logical`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_float`
[INFO] [stdout]  --> basic_data/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let a_float: f64 = 1.0; // 通常の型指定
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_float`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `an_integer`
[INFO] [stdout]  --> basic_data/src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let an_integer = 5i32; // サフィックスによる型指定
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_an_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_float`
[INFO] [stdout]  --> basic_data/src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let default_float = 3.0; // f64
[INFO] [stdout]   |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_float`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_integer`
[INFO] [stdout]  --> basic_data/src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let default_integer = 7; // i32
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inferred_type` is assigned to, but never used
[INFO] [stdout]   --> basic_data/src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut inferred_type = 12; // 次の行でint64
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_inferred_type` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mutable` is assigned to, but never used
[INFO] [stdout]   --> basic_data/src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut mutable = 12; // Mutable i32
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_mutable` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `inferred_type` is never read
[INFO] [stdout]   --> basic_data/src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     inferred_type = 429496729616i64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mutable` is never read
[INFO] [stdout]   --> basic_data/src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     mutable = 21;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-executor v0.1.10
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[INFO] [stderr]     Checking tokio-current-thread v0.1.7
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[INFO] [stderr]    Compiling failure_derive v0.1.8
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[INFO] [stderr]     Checking hello-container v1.0.0 (/opt/rustwide/workdir/hello_container)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.61s
[INFO] running `Command { std: "docker" "inspect" "00cb667a3360509384afea5f7acf413ce56e875038363074664373675f98a457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00cb667a3360509384afea5f7acf413ce56e875038363074664373675f98a457", kill_on_drop: false }`
[INFO] [stdout] 00cb667a3360509384afea5f7acf413ce56e875038363074664373675f98a457
