[INFO] cloning repository https://github.com/Kixunil/multi_currency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kixunil/multi_currency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fmulti_currency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fmulti_currency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcd9d1fd38f9e827681053bfae797434c19c9796
[INFO] checking Kixunil/multi_currency/bcd9d1fd38f9e827681053bfae797434c19c9796 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixunil%2Fmulti_currency" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kixunil/multi_currency on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kixunil/multi_currency
[INFO] finished tweaking git repo https://github.com/Kixunil/multi_currency
[INFO] tweaked toml for git repo https://github.com/Kixunil/multi_currency written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kixunil/multi_currency 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.66
[INFO] [stderr]   Downloaded num-traits v0.2.4
[INFO] [stderr]   Downloaded serde v1.0.66
[INFO] [stderr]   Downloaded syn v0.14.2
[INFO] [stderr]   Downloaded chrono v0.4.2
[INFO] [stderr]   Downloaded num-integer v0.1.38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b0bf6fe4b5ef7a3e7f9d14d32e05c8cee668daa53d963666f5dbbd6f196d2d0
[INFO] running `Command { std: "docker" "start" "-a" "5b0bf6fe4b5ef7a3e7f9d14d32e05c8cee668daa53d963666f5dbbd6f196d2d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b0bf6fe4b5ef7a3e7f9d14d32e05c8cee668daa53d963666f5dbbd6f196d2d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0bf6fe4b5ef7a3e7f9d14d32e05c8cee668daa53d963666f5dbbd6f196d2d0", kill_on_drop: false }`
[INFO] [stdout] 5b0bf6fe4b5ef7a3e7f9d14d32e05c8cee668daa53d963666f5dbbd6f196d2d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc1b9059252f3a37a87e4fffbb14a136eb4465365b99e8002e83e97506b50a3a
[INFO] running `Command { std: "docker" "start" "-a" "cc1b9059252f3a37a87e4fffbb14a136eb4465365b99e8002e83e97506b50a3a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking multi_currency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "cc1b9059252f3a37a87e4fffbb14a136eb4465365b99e8002e83e97506b50a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1b9059252f3a37a87e4fffbb14a136eb4465365b99e8002e83e97506b50a3a", kill_on_drop: false }`
[INFO] [stdout] cc1b9059252f3a37a87e4fffbb14a136eb4465365b99e8002e83e97506b50a3a