[INFO] fetching crate simple_event_map 0.2.0...
[INFO] checking simple_event_map-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate simple_event_map 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate simple_event_map 0.2.0 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 simple_event_map 0.2.0
[INFO] finished tweaking crates.io crate simple_event_map 0.2.0
[INFO] tweaked toml for crates.io crate simple_event_map 0.2.0 written to /workspace/builds/worker-2-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 15 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v0.1.11 (latest: v2.3.0)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[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 futures-lite v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b981872a1c2148044efc36aeda46c2c38cb01159184cc4e8906d028c5041b5b6
[INFO] running `Command { std: "docker" "start" "-a" "b981872a1c2148044efc36aeda46c2c38cb01159184cc4e8906d028c5041b5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b981872a1c2148044efc36aeda46c2c38cb01159184cc4e8906d028c5041b5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b981872a1c2148044efc36aeda46c2c38cb01159184cc4e8906d028c5041b5b6", kill_on_drop: false }`
[INFO] [stdout] b981872a1c2148044efc36aeda46c2c38cb01159184cc4e8906d028c5041b5b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a3076b044534d35bcee275ba54fd3a569648b1ccb1b18cc94b114aa6bb9fb23d
[INFO] running `Command { std: "docker" "start" "-a" "a3076b044534d35bcee275ba54fd3a569648b1ccb1b18cc94b114aa6bb9fb23d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking simple_event_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "a3076b044534d35bcee275ba54fd3a569648b1ccb1b18cc94b114aa6bb9fb23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3076b044534d35bcee275ba54fd3a569648b1ccb1b18cc94b114aa6bb9fb23d", kill_on_drop: false }`
[INFO] [stdout] a3076b044534d35bcee275ba54fd3a569648b1ccb1b18cc94b114aa6bb9fb23d
[INFO] checking simple_event_map-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate simple_event_map 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate simple_event_map 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_event_map 0.2.0
[INFO] finished tweaking crates.io crate simple_event_map 0.2.0
[INFO] tweaked toml for crates.io crate simple_event_map 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v0.1.11 (latest: v2.3.0)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2ce7e200d4873ae7548dd7827846e2295e3d66e3266bd6c8b55630297acf8be
[INFO] running `Command { std: "docker" "start" "-a" "b2ce7e200d4873ae7548dd7827846e2295e3d66e3266bd6c8b55630297acf8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ce7e200d4873ae7548dd7827846e2295e3d66e3266bd6c8b55630297acf8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ce7e200d4873ae7548dd7827846e2295e3d66e3266bd6c8b55630297acf8be", kill_on_drop: false }`
[INFO] [stdout] b2ce7e200d4873ae7548dd7827846e2295e3d66e3266bd6c8b55630297acf8be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1b65ae18b706164e96163248e4a5be474bde30a7f603c43f512664e649bfdb6
[INFO] running `Command { std: "docker" "start" "-a" "a1b65ae18b706164e96163248e4a5be474bde30a7f603c43f512664e649bfdb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking simple_event_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "a1b65ae18b706164e96163248e4a5be474bde30a7f603c43f512664e649bfdb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b65ae18b706164e96163248e4a5be474bde30a7f603c43f512664e649bfdb6", kill_on_drop: false }`
[INFO] [stdout] a1b65ae18b706164e96163248e4a5be474bde30a7f603c43f512664e649bfdb6