[INFO] cloning repository https://github.com/alexandrehomero/rust-studies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexandrehomero/rust-studies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandrehomero%2Frust-studies", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandrehomero%2Frust-studies'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b55e041494fc4192c9a0c519edd13c9e8f856a99
[INFO] checking alexandrehomero/rust-studies against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandrehomero%2Frust-studies" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexandrehomero/rust-studies on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexandrehomero/rust-studies
[INFO] finished tweaking git repo https://github.com/alexandrehomero/rust-studies
[INFO] tweaked toml for git repo https://github.com/alexandrehomero/rust-studies written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alexandrehomero/rust-studies 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_derives v0.4.0
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.0
[INFO] [stderr]   Downloaded wyz v0.4.0
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.6
[INFO] [stderr]   Downloaded mysql v22.2.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.47
[INFO] [stderr]   Downloaded bitvec v0.22.3
[INFO] [stderr]   Downloaded rust_decimal v1.26.1
[INFO] [stderr]   Downloaded frunk_core v0.4.0
[INFO] [stderr]   Downloaded io-enum v1.0.1
[INFO] [stderr]   Downloaded sha2 v0.10.5
[INFO] [stderr]   Downloaded bigdecimal v0.3.0
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded funty v1.2.0
[INFO] [stderr]   Downloaded frunk v0.4.0
[INFO] [stderr]   Downloaded mysql_common v0.28.2
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab973aecd9228f7f86008d7c0aad10fdcd219b8ba3d7125dd766173508bc12b1
[INFO] running `Command { std: "docker" "start" "-a" "ab973aecd9228f7f86008d7c0aad10fdcd219b8ba3d7125dd766173508bc12b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab973aecd9228f7f86008d7c0aad10fdcd219b8ba3d7125dd766173508bc12b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab973aecd9228f7f86008d7c0aad10fdcd219b8ba3d7125dd766173508bc12b1", kill_on_drop: false }`
[INFO] [stdout] ab973aecd9228f7f86008d7c0aad10fdcd219b8ba3d7125dd766173508bc12b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb2fe6c2d7424ea196d1fae445e06849465e7fe23c66b9cd3e90c21601208f9
[INFO] running `Command { std: "docker" "start" "-a" "fcb2fe6c2d7424ea196d1fae445e06849465e7fe23c66b9cd3e90c21601208f9", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling clang-sys v1.3.3
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling frunk_core v0.4.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling rust_decimal v1.26.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]    Compiling io-enum v1.0.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking time v0.3.14
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking openssl v0.10.41
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]     Checking sha2 v0.10.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]     Checking saturating v0.1.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling mysql v22.2.0
[INFO] [stderr]     Checking lru v0.7.8
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking pem v1.1.0
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking iana-time-zone v0.1.47
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking thiserror v1.0.34
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.1.0
[INFO] [stderr]    Compiling frunk_derives v0.4.0
[INFO] [stderr]     Checking bigdecimal v0.3.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking frunk_proc_macros v0.1.0
[INFO] [stderr]     Checking frunk v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.85
[INFO] [stderr]     Checking native-tls v0.2.10
[INFO] [stderr]    Compiling mysql_common v0.28.2
[INFO] [stderr]     Checking mysql-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.86s
[INFO] running `Command { std: "docker" "inspect" "fcb2fe6c2d7424ea196d1fae445e06849465e7fe23c66b9cd3e90c21601208f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb2fe6c2d7424ea196d1fae445e06849465e7fe23c66b9cd3e90c21601208f9", kill_on_drop: false }`
[INFO] [stdout] fcb2fe6c2d7424ea196d1fae445e06849465e7fe23c66b9cd3e90c21601208f9