[INFO] cloning repository https://github.com/erg-lang/erg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erg-lang/erg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferg-lang%2Ferg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferg-lang%2Ferg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1999f1119da1816782ed438d30af44f7c49061e3
[INFO] checking erg-lang/erg/1999f1119da1816782ed438d30af44f7c49061e3 against master#ba412a6e70ac84641be7764d088acabd0eb3fa39 for pr-145457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferg-lang%2Ferg" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/erg-lang/erg
[INFO] finished tweaking git repo https://github.com/erg-lang/erg
[INFO] tweaked toml for git repo https://github.com/erg-lang/erg written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/erg-lang/erg on toolchain ba412a6e70ac84641be7764d088acabd0eb3fa39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/erg-lang/erg 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" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lsp-types v0.93.2
[INFO] [stderr]   Downloaded molc v0.3.0
[INFO] [stderr]   Downloaded w-boson v0.1.0
[INFO] [stderr]   Downloaded backtrace-on-stack-overflow v0.3.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0b3028d1b60b2a62ec434f6095b433df5b81aef84bedb1f697d0b397f1d1c33
[INFO] running `Command { std: "docker" "start" "-a" "f0b3028d1b60b2a62ec434f6095b433df5b81aef84bedb1f697d0b397f1d1c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b3028d1b60b2a62ec434f6095b433df5b81aef84bedb1f697d0b397f1d1c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b3028d1b60b2a62ec434f6095b433df5b81aef84bedb1f697d0b397f1d1c33", kill_on_drop: false }`
[INFO] [stdout] f0b3028d1b60b2a62ec434f6095b433df5b81aef84bedb1f697d0b397f1d1c33
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2dc0ecd8eff2cf7830562169c5197fee3bdde902316438e9596d319396ff137
[INFO] running `Command { std: "docker" "start" "-a" "a2dc0ecd8eff2cf7830562169c5197fee3bdde902316438e9596d319396ff137", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling erg_common v0.6.53 (/opt/rustwide/workdir/crates/erg_common)
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking unicode-xid v0.2.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]     Checking erg_proc_macros v0.6.53 (/opt/rustwide/workdir/crates/erg_proc_macros)
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking erg_parser v0.6.53 (/opt/rustwide/workdir/crates/erg_parser)
[INFO] [stderr]    Compiling erg_compiler v0.6.53 (/opt/rustwide/workdir/crates/erg_compiler)
[INFO] [stderr]    Compiling erg v0.6.53 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking lsp-types v0.93.2
[INFO] [stderr]     Checking molc v0.3.0
[INFO] [stderr]     Checking erg_linter v0.6.53 (/opt/rustwide/workdir/crates/erg_linter)
[INFO] [stderr]     Checking els v0.1.65 (/opt/rustwide/workdir/crates/els)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.63s
[INFO] running `Command { std: "docker" "inspect" "a2dc0ecd8eff2cf7830562169c5197fee3bdde902316438e9596d319396ff137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dc0ecd8eff2cf7830562169c5197fee3bdde902316438e9596d319396ff137", kill_on_drop: false }`
[INFO] [stdout] a2dc0ecd8eff2cf7830562169c5197fee3bdde902316438e9596d319396ff137