[INFO] cloning repository https://github.com/HatsuneMiku0309/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HatsuneMiku0309/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHatsuneMiku0309%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHatsuneMiku0309%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a3c570e3348cc0c5d289bfaa594269d0af69b18
[INFO] checking HatsuneMiku0309/learn_rust against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHatsuneMiku0309%2Flearn_rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HatsuneMiku0309/learn_rust on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HatsuneMiku0309/learn_rust
[INFO] finished tweaking git repo https://github.com/HatsuneMiku0309/learn_rust
[INFO] tweaked toml for git repo https://github.com/HatsuneMiku0309/learn_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HatsuneMiku0309/learn_rust 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_derives v0.4.0
[INFO] [stderr]   Downloaded saturating v0.1.0
[INFO] [stderr]   Downloaded io-enum v1.0.1
[INFO] [stderr]   Downloaded derive_utils v0.11.2
[INFO] [stderr]   Downloaded wyz v0.4.0
[INFO] [stderr]   Downloaded frunk_core v0.4.0
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.0
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.0
[INFO] [stderr]   Downloaded mysql_common v0.28.2
[INFO] [stderr]   Downloaded frunk v0.4.0
[INFO] [stderr]   Downloaded subprocess v0.2.9
[INFO] [stderr]   Downloaded rust_decimal v1.25.0
[INFO] [stderr]   Downloaded mysql v22.2.0
[INFO] [stderr]   Downloaded bitvec v0.22.3
[INFO] [stderr]   Downloaded funty v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe57cbb9999983725ac45cf017e99709c04332bc5586a084b9c53e885981cdb1
[INFO] running `Command { std: "docker" "start" "-a" "fe57cbb9999983725ac45cf017e99709c04332bc5586a084b9c53e885981cdb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe57cbb9999983725ac45cf017e99709c04332bc5586a084b9c53e885981cdb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe57cbb9999983725ac45cf017e99709c04332bc5586a084b9c53e885981cdb1", kill_on_drop: false }`
[INFO] [stdout] fe57cbb9999983725ac45cf017e99709c04332bc5586a084b9c53e885981cdb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6fc097c023aa1ad2c6b622dbc6a41b52a92792a02d890321756576633019ff0
[INFO] running `Command { std: "docker" "start" "-a" "e6fc097c023aa1ad2c6b622dbc6a41b52a92792a02d890321756576633019ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling frunk_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling clang-sys v1.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rust_decimal v1.25.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling io-enum v1.0.1
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling mysql v22.2.0
[INFO] [stderr]     Checking saturating v0.1.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking pem v1.1.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking lru v0.7.8
[INFO] [stderr]     Checking bigdecimal v0.3.0
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]     Checking serde_json v1.0.82
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling frunk_derives v0.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking openssl v0.10.41
[INFO] [stderr]     Checking frunk_proc_macros v0.1.0
[INFO] [stderr]     Checking frunk v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling mysql_common v0.28.2
[INFO] [stderr]     Checking native-tls v0.2.10
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.13s
[INFO] running `Command { std: "docker" "inspect" "e6fc097c023aa1ad2c6b622dbc6a41b52a92792a02d890321756576633019ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6fc097c023aa1ad2c6b622dbc6a41b52a92792a02d890321756576633019ff0", kill_on_drop: false }`
[INFO] [stdout] e6fc097c023aa1ad2c6b622dbc6a41b52a92792a02d890321756576633019ff0