[INFO] fetching crate aldrin-core 0.2.0...
[INFO] checking aldrin-core-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate aldrin-core 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate aldrin-core 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 aldrin-core 0.2.0
[INFO] finished tweaking crates.io crate aldrin-core 0.2.0
[INFO] tweaked toml for crates.io crate aldrin-core 0.2.0 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 37 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 tokio-macros v2.2.0
[INFO] [stderr]   Downloaded arbitrary v1.3.2
[INFO] [stderr]   Downloaded derive_arbitrary v1.3.2
[INFO] [stderr]   Downloaded num_enum v0.7.2
[INFO] [stderr]   Downloaded num_enum_derive v0.7.2
[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] 38405a51621dd3b96b81c253a4e3a2a3780b9999d16b9555041c402f36528e19
[INFO] running `Command { std: "docker" "start" "-a" "38405a51621dd3b96b81c253a4e3a2a3780b9999d16b9555041c402f36528e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38405a51621dd3b96b81c253a4e3a2a3780b9999d16b9555041c402f36528e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38405a51621dd3b96b81c253a4e3a2a3780b9999d16b9555041c402f36528e19", kill_on_drop: false }`
[INFO] [stdout] 38405a51621dd3b96b81c253a4e3a2a3780b9999d16b9555041c402f36528e19
[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] d8f814b5eb6df2c45388912c55d457a029fecd5b989e49c375e7f4ee46024d9c
[INFO] running `Command { std: "docker" "start" "-a" "d8f814b5eb6df2c45388912c55d457a029fecd5b989e49c375e7f4ee46024d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking num_enum v0.7.2
[INFO] [stderr]     Checking aldrin-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "d8f814b5eb6df2c45388912c55d457a029fecd5b989e49c375e7f4ee46024d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f814b5eb6df2c45388912c55d457a029fecd5b989e49c375e7f4ee46024d9c", kill_on_drop: false }`
[INFO] [stdout] d8f814b5eb6df2c45388912c55d457a029fecd5b989e49c375e7f4ee46024d9c
[INFO] checking aldrin-core-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate aldrin-core 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate aldrin-core 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 aldrin-core 0.2.0
[INFO] finished tweaking crates.io crate aldrin-core 0.2.0
[INFO] tweaked toml for crates.io crate aldrin-core 0.2.0 written to /workspace/builds/worker-5-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 37 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 07f45b573e1eadcaacfc86abee03f732af831a036f9f75eda1dbb9374381efab
[INFO] running `Command { std: "docker" "start" "-a" "07f45b573e1eadcaacfc86abee03f732af831a036f9f75eda1dbb9374381efab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07f45b573e1eadcaacfc86abee03f732af831a036f9f75eda1dbb9374381efab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f45b573e1eadcaacfc86abee03f732af831a036f9f75eda1dbb9374381efab", kill_on_drop: false }`
[INFO] [stdout] 07f45b573e1eadcaacfc86abee03f732af831a036f9f75eda1dbb9374381efab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4ad4a1d14ad4aaaa16c05863bc6834c63a7b6ac34b49b744f8fe936f3467f1f3
[INFO] running `Command { std: "docker" "start" "-a" "4ad4a1d14ad4aaaa16c05863bc6834c63a7b6ac34b49b744f8fe936f3467f1f3", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking num_enum v0.7.2
[INFO] [stderr]     Checking aldrin-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.99s
[INFO] running `Command { std: "docker" "inspect" "4ad4a1d14ad4aaaa16c05863bc6834c63a7b6ac34b49b744f8fe936f3467f1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad4a1d14ad4aaaa16c05863bc6834c63a7b6ac34b49b744f8fe936f3467f1f3", kill_on_drop: false }`
[INFO] [stdout] 4ad4a1d14ad4aaaa16c05863bc6834c63a7b6ac34b49b744f8fe936f3467f1f3