[INFO] fetching crate twasm-utils-cli 0.6.0...
[INFO] checking twasm-utils-cli-0.6.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate twasm-utils-cli 0.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate twasm-utils-cli 0.6.0 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 twasm-utils-cli 0.6.0
[INFO] finished tweaking crates.io crate twasm-utils-cli 0.6.0
[INFO] tweaked toml for crates.io crate twasm-utils-cli 0.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate twasm-utils-cli 0.6.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tetsy-wasm v0.31.1
[INFO] [stderr]   Downloaded twasm-utils v0.6.1
[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] 498d194bd6d8cbb9f77f43f547a76d782d52b0a4d1ed1d5a03d44bd29422b933
[INFO] running `Command { std: "docker" "start" "-a" "498d194bd6d8cbb9f77f43f547a76d782d52b0a4d1ed1d5a03d44bd29422b933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "498d194bd6d8cbb9f77f43f547a76d782d52b0a4d1ed1d5a03d44bd29422b933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498d194bd6d8cbb9f77f43f547a76d782d52b0a4d1ed1d5a03d44bd29422b933", kill_on_drop: false }`
[INFO] [stdout] 498d194bd6d8cbb9f77f43f547a76d782d52b0a4d1ed1d5a03d44bd29422b933
[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] 1a6682af3241ab644bf0c6c88cbfa4803d48175f52eca14bdd2327e91cee6f38
[INFO] running `Command { std: "docker" "start" "-a" "1a6682af3241ab644bf0c6c88cbfa4803d48175f52eca14bdd2327e91cee6f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking tetsy-wasm v0.31.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking twasm-utils v0.6.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking twasm-utils-cli v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "1a6682af3241ab644bf0c6c88cbfa4803d48175f52eca14bdd2327e91cee6f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6682af3241ab644bf0c6c88cbfa4803d48175f52eca14bdd2327e91cee6f38", kill_on_drop: false }`
[INFO] [stdout] 1a6682af3241ab644bf0c6c88cbfa4803d48175f52eca14bdd2327e91cee6f38
[INFO] checking twasm-utils-cli-0.6.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate twasm-utils-cli 0.6.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate twasm-utils-cli 0.6.0 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 twasm-utils-cli 0.6.0
[INFO] finished tweaking crates.io crate twasm-utils-cli 0.6.0
[INFO] tweaked toml for crates.io crate twasm-utils-cli 0.6.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate twasm-utils-cli 0.6.0 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" "+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] 5509d560fbae0dd37c9026580bc220a0522cce981050df3b101077bdae14a6f7
[INFO] running `Command { std: "docker" "start" "-a" "5509d560fbae0dd37c9026580bc220a0522cce981050df3b101077bdae14a6f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5509d560fbae0dd37c9026580bc220a0522cce981050df3b101077bdae14a6f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5509d560fbae0dd37c9026580bc220a0522cce981050df3b101077bdae14a6f7", kill_on_drop: false }`
[INFO] [stdout] 5509d560fbae0dd37c9026580bc220a0522cce981050df3b101077bdae14a6f7
[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] 63857d19280a3a3e1f81a646f70e30606ead24d2acfca712f69c77fd89fb8ce8
[INFO] running `Command { std: "docker" "start" "-a" "63857d19280a3a3e1f81a646f70e30606ead24d2acfca712f69c77fd89fb8ce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking tetsy-wasm v0.31.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking twasm-utils v0.6.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking twasm-utils-cli v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `Command { std: "docker" "inspect" "63857d19280a3a3e1f81a646f70e30606ead24d2acfca712f69c77fd89fb8ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63857d19280a3a3e1f81a646f70e30606ead24d2acfca712f69c77fd89fb8ce8", kill_on_drop: false }`
[INFO] [stdout] 63857d19280a3a3e1f81a646f70e30606ead24d2acfca712f69c77fd89fb8ce8