[INFO] fetching crate rtm-cli 0.0.3...
[INFO] checking rtm-cli-0.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rtm-cli 0.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rtm-cli 0.0.3 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 rtm-cli 0.0.3
[INFO] finished tweaking crates.io crate rtm-cli 0.0.3
[INFO] tweaked toml for crates.io crate rtm-cli 0.0.3 written to /workspace/builds/worker-3-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 105 packages
[INFO] [stderr]       Adding aquamarine v0.1.12 (latest: v0.5.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.9.0 (latest: v0.12.1)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding mockall v0.11.4 (latest: v0.12.1)
[INFO] [stderr]       Adding mockall_derive v0.11.4 (latest: v0.12.1)
[INFO] [stderr]       Adding predicates v2.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aquamarine v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7601a86961fcbf9b9a720905ba77a61266f63c2b7817ebd01867b235c1c01b45
[INFO] running `Command { std: "docker" "start" "-a" "7601a86961fcbf9b9a720905ba77a61266f63c2b7817ebd01867b235c1c01b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7601a86961fcbf9b9a720905ba77a61266f63c2b7817ebd01867b235c1c01b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7601a86961fcbf9b9a720905ba77a61266f63c2b7817ebd01867b235c1c01b45", kill_on_drop: false }`
[INFO] [stdout] 7601a86961fcbf9b9a720905ba77a61266f63c2b7817ebd01867b235c1c01b45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2e65679a351fed158326841011a6efcb5d59b3411e945f8fcc9e29e1b5fc25e5
[INFO] running `Command { std: "docker" "start" "-a" "2e65679a351fed158326841011a6efcb5d59b3411e945f8fcc9e29e1b5fc25e5", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking rtm-cli v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling aquamarine v0.1.12
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]     Checking mockall v0.11.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "2e65679a351fed158326841011a6efcb5d59b3411e945f8fcc9e29e1b5fc25e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e65679a351fed158326841011a6efcb5d59b3411e945f8fcc9e29e1b5fc25e5", kill_on_drop: false }`
[INFO] [stdout] 2e65679a351fed158326841011a6efcb5d59b3411e945f8fcc9e29e1b5fc25e5
[INFO] checking rtm-cli-0.0.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rtm-cli 0.0.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rtm-cli 0.0.3 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 rtm-cli 0.0.3
[INFO] finished tweaking crates.io crate rtm-cli 0.0.3
[INFO] tweaked toml for crates.io crate rtm-cli 0.0.3 written to /workspace/builds/worker-3-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a03518b40ff3ebc98a485fe4d64710e098cc41fed048b0575593200483446137
[INFO] running `Command { std: "docker" "start" "-a" "a03518b40ff3ebc98a485fe4d64710e098cc41fed048b0575593200483446137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a03518b40ff3ebc98a485fe4d64710e098cc41fed048b0575593200483446137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03518b40ff3ebc98a485fe4d64710e098cc41fed048b0575593200483446137", kill_on_drop: false }`
[INFO] [stdout] a03518b40ff3ebc98a485fe4d64710e098cc41fed048b0575593200483446137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 13edec34e0e3b48e3aea1f704d9bf23a4a9a56cac3300133a06f23d1aa5a2cd1
[INFO] running `Command { std: "docker" "start" "-a" "13edec34e0e3b48e3aea1f704d9bf23a4a9a56cac3300133a06f23d1aa5a2cd1", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking rtm-cli v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling aquamarine v0.1.12
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking mockall v0.11.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.91s
[INFO] running `Command { std: "docker" "inspect" "13edec34e0e3b48e3aea1f704d9bf23a4a9a56cac3300133a06f23d1aa5a2cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13edec34e0e3b48e3aea1f704d9bf23a4a9a56cac3300133a06f23d1aa5a2cd1", kill_on_drop: false }`
[INFO] [stdout] 13edec34e0e3b48e3aea1f704d9bf23a4a9a56cac3300133a06f23d1aa5a2cd1