[INFO] fetching crate rtm-yaml 0.0.2...
[INFO] checking rtm-yaml-0.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rtm-yaml 0.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rtm-yaml 0.0.2 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-yaml 0.0.2
[INFO] finished tweaking crates.io crate rtm-yaml 0.0.2
[INFO] tweaked toml for crates.io crate rtm-yaml 0.0.2 written to /workspace/builds/worker-5-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 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]  Downloading crates ...
[INFO] [stderr]   Downloaded mockall v0.11.4
[INFO] [stderr]   Downloaded mockall_derive v0.11.4
[INFO] [stderr]   Downloaded aquamarine v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5acad0a9e7dc68ea6e0c98c0e3bfe2b34a814565024cf8bc21baf49b38c2b42f
[INFO] running `Command { std: "docker" "start" "-a" "5acad0a9e7dc68ea6e0c98c0e3bfe2b34a814565024cf8bc21baf49b38c2b42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5acad0a9e7dc68ea6e0c98c0e3bfe2b34a814565024cf8bc21baf49b38c2b42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5acad0a9e7dc68ea6e0c98c0e3bfe2b34a814565024cf8bc21baf49b38c2b42f", kill_on_drop: false }`
[INFO] [stdout] 5acad0a9e7dc68ea6e0c98c0e3bfe2b34a814565024cf8bc21baf49b38c2b42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9e7b1665be0e8041f74b7b959e1a5cc4471e648f4ead56bea53480a8af39901
[INFO] running `Command { std: "docker" "start" "-a" "e9e7b1665be0e8041f74b7b959e1a5cc4471e648f4ead56bea53480a8af39901", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]    Compiling aquamarine v0.1.12
[INFO] [stderr]     Checking rtm-yaml v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking mockall v0.11.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.09s
[INFO] running `Command { std: "docker" "inspect" "e9e7b1665be0e8041f74b7b959e1a5cc4471e648f4ead56bea53480a8af39901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e7b1665be0e8041f74b7b959e1a5cc4471e648f4ead56bea53480a8af39901", kill_on_drop: false }`
[INFO] [stdout] e9e7b1665be0e8041f74b7b959e1a5cc4471e648f4ead56bea53480a8af39901