[INFO] fetching crate crates_tools 0.2.0... [INFO] checking crates_tools-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate crates_tools 0.2.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate crates_tools 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 crates_tools 0.2.0 [INFO] finished tweaking crates.io crate crates_tools 0.2.0 [INFO] tweaked toml for crates.io crate crates_tools 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate crates_tools 0.2.0 already has a lockfile, it will not be regenerated [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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded literally v0.1.3 [INFO] [stderr] Downloaded derive_tools_meta v0.2.0 [INFO] [stderr] Downloaded inspect_type v0.5.0 [INFO] [stderr] Downloaded diagnostics_tools v0.3.0 [INFO] [stderr] Downloaded impls_index_meta v0.2.0 [INFO] [stderr] Downloaded interval_adapter v0.2.3 [INFO] [stderr] Downloaded macro_tools v0.2.0 [INFO] [stderr] Downloaded filetime v0.2.22 [INFO] [stderr] Downloaded basic-toml v0.1.4 [INFO] [stderr] Downloaded type_constructor v0.1.19 [INFO] [stderr] Downloaded winterval v0.1.5 [INFO] [stderr] Downloaded data_type v0.1.9 [INFO] [stderr] Downloaded error_tools v0.4.0 [INFO] [stderr] Downloaded impls_index v0.2.0 [INFO] [stderr] Downloaded derive_tools v0.2.0 [INFO] [stderr] Downloaded mod_interface v0.4.0 [INFO] [stderr] Downloaded mem_tools v0.1.1 [INFO] [stderr] Downloaded rustls-webpki v0.101.6 [INFO] [stderr] Downloaded rustls v0.21.7 [INFO] [stderr] Downloaded webpki v0.22.2 [INFO] [stderr] Downloaded webpki-roots v0.22.6 [INFO] [stderr] Downloaded dissimilar v1.0.7 [INFO] [stderr] Downloaded trybuild v1.0.85 [INFO] [stderr] Downloaded flate2 v1.0.27 [INFO] [stderr] Downloaded proc-macro2 v1.0.68 [INFO] [stderr] Downloaded ureq v2.4.0 [INFO] [stderr] Downloaded xattr v1.0.1 [INFO] [stderr] Downloaded for_each v0.3.0 [INFO] [stderr] Downloaded implements v0.3.0 [INFO] [stderr] Downloaded chunked_transfer v1.4.1 [INFO] [stderr] Downloaded mod_interface_meta v0.3.0 [INFO] [stderr] Downloaded meta_tools v0.5.0 [INFO] [stderr] Downloaded sct v0.7.0 [INFO] [stderr] Downloaded is_slice v0.4.0 [INFO] [stderr] Downloaded typing_tools v0.3.0 [INFO] [stderr] Downloaded test_tools v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9e2618bc71861962ef3f201fd1cf6de11c3a0a884ba9ae02472389e474d4d363 [INFO] running `Command { std: "docker" "start" "-a" "9e2618bc71861962ef3f201fd1cf6de11c3a0a884ba9ae02472389e474d4d363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e2618bc71861962ef3f201fd1cf6de11c3a0a884ba9ae02472389e474d4d363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e2618bc71861962ef3f201fd1cf6de11c3a0a884ba9ae02472389e474d4d363", kill_on_drop: false }` [INFO] [stdout] 9e2618bc71861962ef3f201fd1cf6de11c3a0a884ba9ae02472389e474d4d363 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fee73fb33e00b942607d2304580b93d47414c4e38dcb56def74ffac0c1f88994 [INFO] running `Command { std: "docker" "start" "-a" "fee73fb33e00b942607d2304580b93d47414c4e38dcb56def74ffac0c1f88994", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.68 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling semver v1.0.19 [INFO] [stderr] Compiling interval_adapter v0.2.3 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling thiserror v1.0.49 [INFO] [stderr] Compiling rustls v0.21.7 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling trybuild v1.0.85 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Compiling inspect_type v0.5.0 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking flate2 v1.0.27 [INFO] [stderr] Compiling test_tools v0.5.0 [INFO] [stderr] Checking filetime v0.2.22 [INFO] [stderr] Checking xattr v1.0.1 [INFO] [stderr] Checking is_slice v0.4.0 [INFO] [stderr] Checking type_constructor v0.1.19 [INFO] [stderr] Checking literally v0.1.3 [INFO] [stderr] Checking dissimilar v1.0.7 [INFO] [stderr] Checking winterval v0.1.5 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking implements v0.3.0 [INFO] [stderr] Checking for_each v0.3.0 [INFO] [stderr] Checking chunked_transfer v1.4.1 [INFO] [stderr] Checking data_type v0.1.9 [INFO] [stderr] Checking typing_tools v0.3.0 [INFO] [stderr] Checking tar v0.4.40 [INFO] [stderr] Checking diagnostics_tools v0.3.0 [INFO] [stderr] Checking mem_tools v0.1.1 [INFO] [stderr] Checking basic-toml v0.1.4 [INFO] [stderr] Checking serde_json v1.0.107 [INFO] [stderr] Compiling thiserror-impl v1.0.49 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking webpki v0.22.2 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking rustls-webpki v0.101.6 [INFO] [stderr] Checking webpki-roots v0.22.6 [INFO] [stderr] Compiling macro_tools v0.2.0 [INFO] [stderr] Checking error_tools v0.4.0 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling derive_tools_meta v0.2.0 [INFO] [stderr] Compiling impls_index_meta v0.2.0 [INFO] [stderr] Checking ureq v2.4.0 [INFO] [stderr] Checking impls_index v0.2.0 [INFO] [stderr] Checking crates_tools v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling derive_tools v0.2.0 [INFO] [stderr] Compiling mod_interface_meta v0.3.0 [INFO] [stderr] Checking mod_interface v0.4.0 [INFO] [stderr] Checking meta_tools v0.5.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.28s [INFO] running `Command { std: "docker" "inspect" "fee73fb33e00b942607d2304580b93d47414c4e38dcb56def74ffac0c1f88994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fee73fb33e00b942607d2304580b93d47414c4e38dcb56def74ffac0c1f88994", kill_on_drop: false }` [INFO] [stdout] fee73fb33e00b942607d2304580b93d47414c4e38dcb56def74ffac0c1f88994 [INFO] checking crates_tools-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate crates_tools 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate crates_tools 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 crates_tools 0.2.0 [INFO] finished tweaking crates.io crate crates_tools 0.2.0 [INFO] tweaked toml for crates.io crate crates_tools 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate crates_tools 0.2.0 already has a lockfile, it will not be regenerated [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] [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9527439235b784ba5f3a2a69a69e32acc49e16383669efad64e324ef8c2a9c5f [INFO] running `Command { std: "docker" "start" "-a" "9527439235b784ba5f3a2a69a69e32acc49e16383669efad64e324ef8c2a9c5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9527439235b784ba5f3a2a69a69e32acc49e16383669efad64e324ef8c2a9c5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9527439235b784ba5f3a2a69a69e32acc49e16383669efad64e324ef8c2a9c5f", kill_on_drop: false }` [INFO] [stdout] 9527439235b784ba5f3a2a69a69e32acc49e16383669efad64e324ef8c2a9c5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 95348b25c5f1b7a5a4433b5f60b697171b2c95559cf7884d4c358b9901d7d4cf [INFO] running `Command { std: "docker" "start" "-a" "95348b25c5f1b7a5a4433b5f60b697171b2c95559cf7884d4c358b9901d7d4cf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.68 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling semver v1.0.19 [INFO] [stderr] Compiling interval_adapter v0.2.3 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling thiserror v1.0.49 [INFO] [stderr] Compiling rustls v0.21.7 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling trybuild v1.0.85 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Compiling inspect_type v0.5.0 [INFO] [stderr] Compiling test_tools v0.5.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking flate2 v1.0.27 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking filetime v0.2.22 [INFO] [stderr] Checking xattr v1.0.1 [INFO] [stderr] Checking is_slice v0.4.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking chunked_transfer v1.4.1 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking implements v0.3.0 [INFO] [stderr] Checking for_each v0.3.0 [INFO] [stderr] Checking winterval v0.1.5 [INFO] [stderr] Checking literally v0.1.3 [INFO] [stderr] Checking type_constructor v0.1.19 [INFO] [stderr] Checking dissimilar v1.0.7 [INFO] [stderr] Checking typing_tools v0.3.0 [INFO] [stderr] Checking tar v0.4.40 [INFO] [stderr] Checking diagnostics_tools v0.3.0 [INFO] [stderr] Checking data_type v0.1.9 [INFO] [stderr] Checking mem_tools v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.49 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking rustls-webpki v0.101.6 [INFO] [stderr] Checking webpki v0.22.2 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki-roots v0.22.6 [INFO] [stderr] Checking basic-toml v0.1.4 [INFO] [stderr] Checking serde_json v1.0.107 [INFO] [stderr] Checking error_tools v0.4.0 [INFO] [stderr] Compiling macro_tools v0.2.0 [INFO] [stderr] Checking ureq v2.4.0 [INFO] [stderr] Compiling derive_tools_meta v0.2.0 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling impls_index_meta v0.2.0 [INFO] [stderr] Checking crates_tools v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking impls_index v0.2.0 [INFO] [stderr] Compiling derive_tools v0.2.0 [INFO] [stderr] Compiling mod_interface_meta v0.3.0 [INFO] [stderr] Checking mod_interface v0.4.0 [INFO] [stderr] Checking meta_tools v0.5.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.63s [INFO] running `Command { std: "docker" "inspect" "95348b25c5f1b7a5a4433b5f60b697171b2c95559cf7884d4c358b9901d7d4cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95348b25c5f1b7a5a4433b5f60b697171b2c95559cf7884d4c358b9901d7d4cf", kill_on_drop: false }` [INFO] [stdout] 95348b25c5f1b7a5a4433b5f60b697171b2c95559cf7884d4c358b9901d7d4cf