[INFO] fetching crate dnsbench 1.0.5...
[INFO] checking dnsbench-1.0.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate dnsbench 1.0.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate dnsbench 1.0.5 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 crates.io crate dnsbench 1.0.5
[INFO] finished tweaking crates.io crate dnsbench 1.0.5
[INFO] tweaked toml for crates.io crate dnsbench 1.0.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate dnsbench 1.0.5 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 once_cell v1.12.0
[INFO] [stderr]   Downloaded ipnet v2.5.0
[INFO] [stderr]   Downloaded cli-table-derive v0.4.5
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded clap_lex v0.2.2
[INFO] [stderr]   Downloaded clap_derive v3.2.4
[INFO] [stderr]   Downloaded os_str_bytes v6.1.0
[INFO] [stderr]   Downloaded indexmap v1.8.2
[INFO] [stderr]   Downloaded anyhow v1.0.57
[INFO] [stderr]   Downloaded clap v3.2.4
[INFO] [stderr]   Downloaded hdrhistogram v7.5.0
[INFO] [stderr]   Downloaded tokio v1.19.2
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded trust-dns-proto v0.21.2
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded trust-dns-client v0.21.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.8
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.4
[INFO] [stderr]   Downloaded mio v0.8.3
[INFO] [stderr]   Downloaded cli-table v0.4.7
[INFO] [stderr]   Downloaded console v0.15.0
[INFO] [stderr]   Downloaded async-trait v0.1.56
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af8796b7e2873b15f173776c0d5819fa842d0bfd6da08e103541a8dddb66b248
[INFO] running `Command { std: "docker" "start" "-a" "af8796b7e2873b15f173776c0d5819fa842d0bfd6da08e103541a8dddb66b248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af8796b7e2873b15f173776c0d5819fa842d0bfd6da08e103541a8dddb66b248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af8796b7e2873b15f173776c0d5819fa842d0bfd6da08e103541a8dddb66b248", kill_on_drop: false }`
[INFO] [stdout] af8796b7e2873b15f173776c0d5819fa842d0bfd6da08e103541a8dddb66b248
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7c8a153b5254de3c266b3b7eed69eaab6459e072216e7a1c0bb732a9a3c528c
[INFO] running `Command { std: "docker" "start" "-a" "e7c8a153b5254de3c266b3b7eed69eaab6459e072216e7a1c0bb732a9a3c528c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking clap_lex v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling cli-table-derive v0.4.5
[INFO] [stderr]    Compiling clap_derive v3.2.4
[INFO] [stderr]     Checking cli-table v0.4.7
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking trust-dns-proto v0.21.2
[INFO] [stderr]     Checking clap v3.2.4
[INFO] [stderr]     Checking trust-dns-client v0.21.2
[INFO] [stderr]     Checking dnsbench v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.66s
[INFO] running `Command { std: "docker" "inspect" "e7c8a153b5254de3c266b3b7eed69eaab6459e072216e7a1c0bb732a9a3c528c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c8a153b5254de3c266b3b7eed69eaab6459e072216e7a1c0bb732a9a3c528c", kill_on_drop: false }`
[INFO] [stdout] e7c8a153b5254de3c266b3b7eed69eaab6459e072216e7a1c0bb732a9a3c528c
[INFO] checking dnsbench-1.0.5 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate dnsbench 1.0.5 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate dnsbench 1.0.5 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 crates.io crate dnsbench 1.0.5
[INFO] finished tweaking crates.io crate dnsbench 1.0.5
[INFO] tweaked toml for crates.io crate dnsbench 1.0.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate dnsbench 1.0.5 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9ab12fab549ea871f16d5ae57665fb925a0627129b0ba2568f9cdf9f6a5ce066
[INFO] running `Command { std: "docker" "start" "-a" "9ab12fab549ea871f16d5ae57665fb925a0627129b0ba2568f9cdf9f6a5ce066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ab12fab549ea871f16d5ae57665fb925a0627129b0ba2568f9cdf9f6a5ce066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab12fab549ea871f16d5ae57665fb925a0627129b0ba2568f9cdf9f6a5ce066", kill_on_drop: false }`
[INFO] [stdout] 9ab12fab549ea871f16d5ae57665fb925a0627129b0ba2568f9cdf9f6a5ce066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5e030792abc10aa8f65243b13b4779b954977627a688a572f8b80db30ede4229
[INFO] running `Command { std: "docker" "start" "-a" "5e030792abc10aa8f65243b13b4779b954977627a688a572f8b80db30ede4229", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking clap_lex v0.2.2
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling clap_derive v3.2.4
[INFO] [stderr]    Compiling cli-table-derive v0.4.5
[INFO] [stderr]     Checking cli-table v0.4.7
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking trust-dns-proto v0.21.2
[INFO] [stderr]     Checking clap v3.2.4
[INFO] [stderr]     Checking trust-dns-client v0.21.2
[INFO] [stderr]     Checking dnsbench v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.38s
[INFO] running `Command { std: "docker" "inspect" "5e030792abc10aa8f65243b13b4779b954977627a688a572f8b80db30ede4229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e030792abc10aa8f65243b13b4779b954977627a688a572f8b80db30ede4229", kill_on_drop: false }`
[INFO] [stdout] 5e030792abc10aa8f65243b13b4779b954977627a688a572f8b80db30ede4229