[INFO] fetching crate arg_parse 0.3.0...
[INFO] checking arg_parse-0.3.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate arg_parse 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate arg_parse 0.3.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arg_parse 0.3.0
[INFO] finished tweaking crates.io crate arg_parse 0.3.0
[INFO] tweaked toml for crates.io crate arg_parse 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate arg_parse 0.3.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9abc8cd4fd9d470687d07ec0b8e5a5a85f1b6c32454a121debac7b6b9f1bf448
[INFO] running `Command { std: "docker" "start" "-a" "9abc8cd4fd9d470687d07ec0b8e5a5a85f1b6c32454a121debac7b6b9f1bf448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9abc8cd4fd9d470687d07ec0b8e5a5a85f1b6c32454a121debac7b6b9f1bf448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abc8cd4fd9d470687d07ec0b8e5a5a85f1b6c32454a121debac7b6b9f1bf448", kill_on_drop: false }`
[INFO] [stdout] 9abc8cd4fd9d470687d07ec0b8e5a5a85f1b6c32454a121debac7b6b9f1bf448
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b50978c7ac36cf102e4a4f4247fe77f898f58f292cccf610871a5cb1a4b80d9
[INFO] running `Command { std: "docker" "start" "-a" "2b50978c7ac36cf102e4a4f4247fe77f898f58f292cccf610871a5cb1a4b80d9", kill_on_drop: false }`
[INFO] [stderr]     Checking arg_parse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "2b50978c7ac36cf102e4a4f4247fe77f898f58f292cccf610871a5cb1a4b80d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b50978c7ac36cf102e4a4f4247fe77f898f58f292cccf610871a5cb1a4b80d9", kill_on_drop: false }`
[INFO] [stdout] 2b50978c7ac36cf102e4a4f4247fe77f898f58f292cccf610871a5cb1a4b80d9
[INFO] checking arg_parse-0.3.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate arg_parse 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate arg_parse 0.3.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arg_parse 0.3.0
[INFO] finished tweaking crates.io crate arg_parse 0.3.0
[INFO] tweaked toml for crates.io crate arg_parse 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate arg_parse 0.3.0 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 695cdd52bf474c277eea36e047f50e4ef8ff750a888601b7464e55f91a33c239
[INFO] running `Command { std: "docker" "start" "-a" "695cdd52bf474c277eea36e047f50e4ef8ff750a888601b7464e55f91a33c239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "695cdd52bf474c277eea36e047f50e4ef8ff750a888601b7464e55f91a33c239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "695cdd52bf474c277eea36e047f50e4ef8ff750a888601b7464e55f91a33c239", kill_on_drop: false }`
[INFO] [stdout] 695cdd52bf474c277eea36e047f50e4ef8ff750a888601b7464e55f91a33c239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4229e7f0361d8643d7f191e51f942f8434f785970b893ab2837a6b37fef0c612
[INFO] running `Command { std: "docker" "start" "-a" "4229e7f0361d8643d7f191e51f942f8434f785970b893ab2837a6b37fef0c612", kill_on_drop: false }`
[INFO] [stderr]     Checking arg_parse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "4229e7f0361d8643d7f191e51f942f8434f785970b893ab2837a6b37fef0c612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4229e7f0361d8643d7f191e51f942f8434f785970b893ab2837a6b37fef0c612", kill_on_drop: false }`
[INFO] [stdout] 4229e7f0361d8643d7f191e51f942f8434f785970b893ab2837a6b37fef0c612
