[INFO] fetching crate lidrs 0.2.1...
[INFO] checking lidrs-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate lidrs 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate lidrs 0.2.1 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 lidrs 0.2.1
[INFO] finished tweaking crates.io crate lidrs 0.2.1
[INFO] tweaked toml for crates.io crate lidrs 0.2.1 written to /workspace/builds/worker-1-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 23 packages
[INFO] [stderr]       Adding aho-corasick v0.7.20 (latest: v1.1.3)
[INFO] [stderr]       Adding num_enum v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding num_enum_derive v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding regex v1.6.0 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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 property v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 199f2f452f8d1e75f66e4ebb4fe5eb55b896e2e734255cde5e542629c597c296
[INFO] running `Command { std: "docker" "start" "-a" "199f2f452f8d1e75f66e4ebb4fe5eb55b896e2e734255cde5e542629c597c296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "199f2f452f8d1e75f66e4ebb4fe5eb55b896e2e734255cde5e542629c597c296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199f2f452f8d1e75f66e4ebb4fe5eb55b896e2e734255cde5e542629c597c296", kill_on_drop: false }`
[INFO] [stdout] 199f2f452f8d1e75f66e4ebb4fe5eb55b896e2e734255cde5e542629c597c296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3daf3074e25453cafd9b84ab5f1dce2afb9bd331aa680aa7bed3f94242189d9c
[INFO] running `Command { std: "docker" "start" "-a" "3daf3074e25453cafd9b84ab5f1dce2afb9bd331aa680aa7bed3f94242189d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling property v0.3.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking lidrs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.06s
[INFO] running `Command { std: "docker" "inspect" "3daf3074e25453cafd9b84ab5f1dce2afb9bd331aa680aa7bed3f94242189d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3daf3074e25453cafd9b84ab5f1dce2afb9bd331aa680aa7bed3f94242189d9c", kill_on_drop: false }`
[INFO] [stdout] 3daf3074e25453cafd9b84ab5f1dce2afb9bd331aa680aa7bed3f94242189d9c
[INFO] checking lidrs-0.2.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate lidrs 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate lidrs 0.2.1 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 lidrs 0.2.1
[INFO] finished tweaking crates.io crate lidrs 0.2.1
[INFO] tweaked toml for crates.io crate lidrs 0.2.1 written to /workspace/builds/worker-1-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 23 packages
[INFO] [stderr]       Adding aho-corasick v0.7.20 (latest: v1.1.3)
[INFO] [stderr]       Adding num_enum v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding num_enum_derive v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding regex v1.6.0 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] df3af699ee059c9117c1f9e53ca89024f8a2d0a778444a2c4c6cec93e1d3b072
[INFO] running `Command { std: "docker" "start" "-a" "df3af699ee059c9117c1f9e53ca89024f8a2d0a778444a2c4c6cec93e1d3b072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df3af699ee059c9117c1f9e53ca89024f8a2d0a778444a2c4c6cec93e1d3b072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3af699ee059c9117c1f9e53ca89024f8a2d0a778444a2c4c6cec93e1d3b072", kill_on_drop: false }`
[INFO] [stdout] df3af699ee059c9117c1f9e53ca89024f8a2d0a778444a2c4c6cec93e1d3b072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0bd51be313662fddeaa7a19f4486b81271ef7d05cf21db9b5029d0d99b746bc7
[INFO] running `Command { std: "docker" "start" "-a" "0bd51be313662fddeaa7a19f4486b81271ef7d05cf21db9b5029d0d99b746bc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling property v0.3.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking lidrs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `Command { std: "docker" "inspect" "0bd51be313662fddeaa7a19f4486b81271ef7d05cf21db9b5029d0d99b746bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd51be313662fddeaa7a19f4486b81271ef7d05cf21db9b5029d0d99b746bc7", kill_on_drop: false }`
[INFO] [stdout] 0bd51be313662fddeaa7a19f4486b81271ef7d05cf21db9b5029d0d99b746bc7