[INFO] cloning repository https://github.com/magnetardev/plume
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magnetardev/plume" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnetardev%2Fplume", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnetardev%2Fplume'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddb4ec35eb346c12166fef834ce6e66380f382ce
[INFO] checking magnetardev/plume against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnetardev%2Fplume" "/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/magnetardev/plume on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magnetardev/plume
[INFO] finished tweaking git repo https://github.com/magnetardev/plume
[INFO] tweaked toml for git repo https://github.com/magnetardev/plume written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/magnetardev/plume 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v120.0.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2e8fe49efa244933f4a1068557daed65722b9b4e01cab283c6525e45994a5f7
[INFO] running `Command { std: "docker" "start" "-a" "b2e8fe49efa244933f4a1068557daed65722b9b4e01cab283c6525e45994a5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2e8fe49efa244933f4a1068557daed65722b9b4e01cab283c6525e45994a5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e8fe49efa244933f4a1068557daed65722b9b4e01cab283c6525e45994a5f7", kill_on_drop: false }`
[INFO] [stdout] b2e8fe49efa244933f4a1068557daed65722b9b4e01cab283c6525e45994a5f7
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5acdf03545446a08d4ccfadd098cd9c68cd963e7e625f9363fcc323f836a8597
[INFO] running `Command { std: "docker" "start" "-a" "5acdf03545446a08d4ccfadd098cd9c68cd963e7e625f9363fcc323f836a8597", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling llvm-sys v120.0.0
[INFO] [stderr]     Checking plume v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `context` and `attribute_index` are never read
[INFO] [stdout]   --> src/compiler/llvm/mod.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct CompileContext {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 30 |   pub module: Module,
[INFO] [stdout] 31 |   pub context: LLVMContextRef,
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 32 |   pub attribute_index: LLVMAttributeIndex,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `exported`, and `external` are never read
[INFO] [stdout]   --> src/compiler/llvm/mod.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct FunctionRef {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |   pub name: String,
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 40 |   pub exported: bool,
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 41 |   pub external: bool,
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `context` and `attribute_index` are never read
[INFO] [stdout]   --> src/compiler/llvm/mod.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct CompileContext {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 30 |   pub module: Module,
[INFO] [stdout] 31 |   pub context: LLVMContextRef,
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 32 |   pub attribute_index: LLVMAttributeIndex,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `exported`, and `external` are never read
[INFO] [stdout]   --> src/compiler/llvm/mod.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct FunctionRef {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |   pub name: String,
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 40 |   pub exported: bool,
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 41 |   pub external: bool,
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "5acdf03545446a08d4ccfadd098cd9c68cd963e7e625f9363fcc323f836a8597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5acdf03545446a08d4ccfadd098cd9c68cd963e7e625f9363fcc323f836a8597", kill_on_drop: false }`
[INFO] [stdout] 5acdf03545446a08d4ccfadd098cd9c68cd963e7e625f9363fcc323f836a8597