[INFO] cloning repository https://github.com/treydempsey/kafka-filter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/treydempsey/kafka-filter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreydempsey%2Fkafka-filter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreydempsey%2Fkafka-filter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f541d9b91c7cfdd903e60ab935f311ec0155b155
[INFO] checking treydempsey/kafka-filter against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreydempsey%2Fkafka-filter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/treydempsey/kafka-filter on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/treydempsey/kafka-filter
[INFO] finished tweaking git repo https://github.com/treydempsey/kafka-filter
[INFO] tweaked toml for git repo https://github.com/treydempsey/kafka-filter written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/treydempsey/kafka-filter 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rdkafka v0.27.0
[INFO] [stderr]   Downloaded autotools v0.2.3
[INFO] [stderr]   Downloaded jq-rs v0.4.1
[INFO] [stderr]   Downloaded jq-sys v0.2.2
[INFO] [stderr]   Downloaded jq-src v0.4.1
[INFO] [stderr]   Downloaded rdkafka-sys v4.1.0+1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92ea1aa25e0d574882a296c38bf05da0fc5aa72157cf0bdb2d3da74f6b0d2f3e
[INFO] running `Command { std: "docker" "start" "-a" "92ea1aa25e0d574882a296c38bf05da0fc5aa72157cf0bdb2d3da74f6b0d2f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92ea1aa25e0d574882a296c38bf05da0fc5aa72157cf0bdb2d3da74f6b0d2f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ea1aa25e0d574882a296c38bf05da0fc5aa72157cf0bdb2d3da74f6b0d2f3e", kill_on_drop: false }`
[INFO] [stdout] 92ea1aa25e0d574882a296c38bf05da0fc5aa72157cf0bdb2d3da74f6b0d2f3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ca67789ec22c98706d9a4c398216f6ce304b5a3734090c2b276fc70f0217776
[INFO] running `Command { std: "docker" "start" "-a" "6ca67789ec22c98706d9a4c398216f6ce304b5a3734090c2b276fc70f0217776", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.70
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling autotools v0.2.3
[INFO] [stderr]    Compiling rdkafka-sys v4.1.0+1.7.0
[INFO] [stderr]    Compiling jq-src v0.4.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]    Compiling jq-sys v0.2.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking rdkafka v0.27.0
[INFO] [stderr]     Checking jq-rs v0.4.1
[INFO] [stderr]     Checking kf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]  --> src/config.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::string::ToString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `ToString` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]  --> src/config.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::string::ToString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `ToString` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1m 11s
[INFO] running `Command { std: "docker" "inspect" "6ca67789ec22c98706d9a4c398216f6ce304b5a3734090c2b276fc70f0217776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca67789ec22c98706d9a4c398216f6ce304b5a3734090c2b276fc70f0217776", kill_on_drop: false }`
[INFO] [stdout] 6ca67789ec22c98706d9a4c398216f6ce304b5a3734090c2b276fc70f0217776
[INFO] checking treydempsey/kafka-filter against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreydempsey%2Fkafka-filter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/treydempsey/kafka-filter on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/treydempsey/kafka-filter
[INFO] finished tweaking git repo https://github.com/treydempsey/kafka-filter
[INFO] tweaked toml for git repo https://github.com/treydempsey/kafka-filter written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/treydempsey/kafka-filter 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c57cb96ca44984660ef3a3acb8be6eb91803d38df287a30dfa9c2d0b87365677
[INFO] running `Command { std: "docker" "start" "-a" "c57cb96ca44984660ef3a3acb8be6eb91803d38df287a30dfa9c2d0b87365677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c57cb96ca44984660ef3a3acb8be6eb91803d38df287a30dfa9c2d0b87365677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57cb96ca44984660ef3a3acb8be6eb91803d38df287a30dfa9c2d0b87365677", kill_on_drop: false }`
[INFO] [stdout] c57cb96ca44984660ef3a3acb8be6eb91803d38df287a30dfa9c2d0b87365677
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64bc822cc0ff4bff2b8c02f5277c207a03ca51c1a0d19d558f01a14c96ca462d
[INFO] running `Command { std: "docker" "start" "-a" "64bc822cc0ff4bff2b8c02f5277c207a03ca51c1a0d19d558f01a14c96ca462d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.70
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling autotools v0.2.3
[INFO] [stderr]    Compiling rdkafka-sys v4.1.0+1.7.0
[INFO] [stderr]    Compiling jq-src v0.4.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling jq-sys v0.2.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking rdkafka v0.27.0
[INFO] [stderr]     Checking jq-rs v0.4.1
[INFO] [stderr]     Checking kf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]  --> src/config.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::string::ToString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `ToString` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]  --> src/config.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::string::ToString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `ToString` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 58.48s
[INFO] running `Command { std: "docker" "inspect" "64bc822cc0ff4bff2b8c02f5277c207a03ca51c1a0d19d558f01a14c96ca462d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bc822cc0ff4bff2b8c02f5277c207a03ca51c1a0d19d558f01a14c96ca462d", kill_on_drop: false }`
[INFO] [stdout] 64bc822cc0ff4bff2b8c02f5277c207a03ca51c1a0d19d558f01a14c96ca462d