[INFO] fetching crate fs-mel 0.7.1...
[INFO] checking fs-mel-0.7.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fs-mel 0.7.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fs-mel 0.7.1 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 fs-mel 0.7.1
[INFO] finished tweaking crates.io crate fs-mel 0.7.1
[INFO] tweaked toml for crates.io crate fs-mel 0.7.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 121 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding async-fs v1.6.0 (latest: v2.1.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding async-walkdir v0.2.0 (latest: v1.0.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded litrs v0.4.1
[INFO] [stderr]   Downloaded melodium-common v0.7.1
[INFO] [stderr]   Downloaded async-walkdir v0.2.0
[INFO] [stderr]   Downloaded melodium-core v0.7.1
[INFO] [stderr]   Downloaded melodium-macro v0.7.1
[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] 1213ecfce07f0588126dd0a1cbde8876ae8bbf17b6c23d53f05074554bb68087
[INFO] running `Command { std: "docker" "start" "-a" "1213ecfce07f0588126dd0a1cbde8876ae8bbf17b6c23d53f05074554bb68087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1213ecfce07f0588126dd0a1cbde8876ae8bbf17b6c23d53f05074554bb68087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1213ecfce07f0588126dd0a1cbde8876ae8bbf17b6c23d53f05074554bb68087", kill_on_drop: false }`
[INFO] [stdout] 1213ecfce07f0588126dd0a1cbde8876ae8bbf17b6c23d53f05074554bb68087
[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] ed08acf5513dbbe5fbcfa4b33522088d66f005a36c5498ff42e0185bdc1a86c7
[INFO] running `Command { std: "docker" "start" "-a" "ed08acf5513dbbe5fbcfa4b33522088d66f005a36c5498ff42e0185bdc1a86c7", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking polling v3.6.0
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking async-walkdir v0.2.0
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]     Checking melodium-common v0.7.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling melodium-macro v0.7.1
[INFO] [stderr]     Checking melodium-core v0.7.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking fs-mel v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "ed08acf5513dbbe5fbcfa4b33522088d66f005a36c5498ff42e0185bdc1a86c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed08acf5513dbbe5fbcfa4b33522088d66f005a36c5498ff42e0185bdc1a86c7", kill_on_drop: false }`
[INFO] [stdout] ed08acf5513dbbe5fbcfa4b33522088d66f005a36c5498ff42e0185bdc1a86c7
[INFO] checking fs-mel-0.7.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate fs-mel 0.7.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate fs-mel 0.7.1 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 fs-mel 0.7.1
[INFO] finished tweaking crates.io crate fs-mel 0.7.1
[INFO] tweaked toml for crates.io crate fs-mel 0.7.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] ff546ccf4b627b2e31083364cc6a9a6748dfccc4b74f71764a25f202f1302f3f
[INFO] running `Command { std: "docker" "start" "-a" "ff546ccf4b627b2e31083364cc6a9a6748dfccc4b74f71764a25f202f1302f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff546ccf4b627b2e31083364cc6a9a6748dfccc4b74f71764a25f202f1302f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff546ccf4b627b2e31083364cc6a9a6748dfccc4b74f71764a25f202f1302f3f", kill_on_drop: false }`
[INFO] [stdout] ff546ccf4b627b2e31083364cc6a9a6748dfccc4b74f71764a25f202f1302f3f
[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] 182bc9329c8c2e77242c38e411e79cdc86086a7eed5538062d4acfec600bdbfc
[INFO] running `Command { std: "docker" "start" "-a" "182bc9329c8c2e77242c38e411e79cdc86086a7eed5538062d4acfec600bdbfc", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking polling v3.6.0
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking async-walkdir v0.2.0
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking melodium-common v0.7.1
[INFO] [stderr]    Compiling melodium-macro v0.7.1
[INFO] [stderr]     Checking melodium-core v0.7.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking fs-mel v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "182bc9329c8c2e77242c38e411e79cdc86086a7eed5538062d4acfec600bdbfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182bc9329c8c2e77242c38e411e79cdc86086a7eed5538062d4acfec600bdbfc", kill_on_drop: false }`
[INFO] [stdout] 182bc9329c8c2e77242c38e411e79cdc86086a7eed5538062d4acfec600bdbfc