[INFO] updating cached repository https://github.com/modeverv/RustMoji100_201912
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6669fa8dddae662aca1ba6ebacb94a44b2e97a9
[INFO] checking modeverv/RustMoji100_201912 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodeverv%2FRustMoji100_201912" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/modeverv/RustMoji100_201912 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/modeverv/RustMoji100_201912
[INFO] finished tweaking git repo https://github.com/modeverv/RustMoji100_201912
[INFO] tweaked toml for git repo https://github.com/modeverv/RustMoji100_201912 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/modeverv/RustMoji100_201912 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef257fb464fda1f2febfa61993d4ace24c58ecd52998e37171fb75480b596344
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef257fb464fda1f2febfa61993d4ace24c58ecd52998e37171fb75480b596344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef257fb464fda1f2febfa61993d4ace24c58ecd52998e37171fb75480b596344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef257fb464fda1f2febfa61993d4ace24c58ecd52998e37171fb75480b596344", kill_on_drop: false }`
[INFO] [stdout] ef257fb464fda1f2febfa61993d4ace24c58ecd52998e37171fb75480b596344
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ee0da34e99e5d6d7cce5ba4d7864bc7da711f192aa87b6bd94c67a43f62e388
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ee0da34e99e5d6d7cce5ba4d7864bc7da711f192aa87b6bd94c67a43f62e388", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking mojiretsu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]    --> src/lib.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 | use serde::{Serialize, Deserialize};
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::StreamDeserializer`
[INFO] [stdout]    --> src/lib.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 | use serde_json::StreamDeserializer;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]    --> src/lib.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 | use serde::{Serialize, Deserialize};
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::StreamDeserializer`
[INFO] [stdout]    --> src/lib.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 | use serde_json::StreamDeserializer;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.32s
[INFO] running `Command { std: "docker" "inspect" "6ee0da34e99e5d6d7cce5ba4d7864bc7da711f192aa87b6bd94c67a43f62e388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee0da34e99e5d6d7cce5ba4d7864bc7da711f192aa87b6bd94c67a43f62e388", kill_on_drop: false }`
[INFO] [stdout] 6ee0da34e99e5d6d7cce5ba4d7864bc7da711f192aa87b6bd94c67a43f62e388