[INFO] fetching crate blaze-ssl-async 0.3.7... [INFO] checking blaze-ssl-async-0.3.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate blaze-ssl-async 0.3.7 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate blaze-ssl-async 0.3.7 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 blaze-ssl-async 0.3.7 [INFO] finished tweaking crates.io crate blaze-ssl-async 0.3.7 [INFO] tweaked toml for crates.io crate blaze-ssl-async 0.3.7 written to /workspace/builds/worker-4-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 78 packages [INFO] [stderr] Adding der v0.6.1 (latest: v0.7.9) [INFO] [stderr] Adding der_derive v0.6.1 (latest: v0.7.2) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding pem-rfc7468 v0.6.0 (latest: v0.7.0) [INFO] [stderr] Adding pkcs1 v0.4.1 (latest: v0.7.5) [INFO] [stderr] Adding pkcs8 v0.9.0 (latest: v0.10.2) [INFO] [stderr] Adding rsa v0.8.2 (latest: v0.9.6) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding spki v0.6.0 (latest: v0.7.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding x509-cert v0.1.1 (latest: v0.2.5) [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 flagset v0.4.5 [INFO] [stderr] Downloaded rsa v0.8.2 [INFO] [stderr] Downloaded pkcs1 v0.4.1 [INFO] [stderr] Downloaded pem-rfc7468 v0.6.0 [INFO] [stderr] Downloaded x509-cert v0.1.1 [INFO] [stderr] Downloaded der_derive v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 065700000f0946e633b0cad15a42dac7131cabbcddc694de87fa31e6455a847f [INFO] running `Command { std: "docker" "start" "-a" "065700000f0946e633b0cad15a42dac7131cabbcddc694de87fa31e6455a847f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "065700000f0946e633b0cad15a42dac7131cabbcddc694de87fa31e6455a847f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "065700000f0946e633b0cad15a42dac7131cabbcddc694de87fa31e6455a847f", kill_on_drop: false }` [INFO] [stdout] 065700000f0946e633b0cad15a42dac7131cabbcddc694de87fa31e6455a847f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 784ef98fee4fdca00b342137e0a474dbf831b218385dbf32ab6a5cffb1d2f069 [INFO] running `Command { std: "docker" "start" "-a" "784ef98fee4fdca00b342137e0a474dbf831b218385dbf32ab6a5cffb1d2f069", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking pem-rfc7468 v0.6.0 [INFO] [stderr] Checking flagset v0.4.5 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-bigint-dig v0.8.4 [INFO] [stderr] Compiling der_derive v0.6.1 [INFO] [stderr] Checking der v0.6.1 [INFO] [stderr] Checking spki v0.6.0 [INFO] [stderr] Checking pkcs8 v0.9.0 [INFO] [stderr] Checking x509-cert v0.1.1 [INFO] [stderr] Checking pkcs1 v0.4.1 [INFO] [stderr] Checking rsa v0.8.2 [INFO] [stderr] Checking blaze-ssl-async v0.3.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `decode_bytes` is never used [INFO] [stdout] --> src/msg/codec.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait Codec: Sized { [INFO] [stdout] | ----- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 109 | fn decode_bytes(buf: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `decode_bytes` is never used [INFO] [stdout] --> src/msg/codec.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait Codec: Sized { [INFO] [stdout] | ----- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 109 | fn decode_bytes(buf: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s [INFO] running `Command { std: "docker" "inspect" "784ef98fee4fdca00b342137e0a474dbf831b218385dbf32ab6a5cffb1d2f069", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "784ef98fee4fdca00b342137e0a474dbf831b218385dbf32ab6a5cffb1d2f069", kill_on_drop: false }` [INFO] [stdout] 784ef98fee4fdca00b342137e0a474dbf831b218385dbf32ab6a5cffb1d2f069 [INFO] checking blaze-ssl-async-0.3.7 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate blaze-ssl-async 0.3.7 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate blaze-ssl-async 0.3.7 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 blaze-ssl-async 0.3.7 [INFO] finished tweaking crates.io crate blaze-ssl-async 0.3.7 [INFO] tweaked toml for crates.io crate blaze-ssl-async 0.3.7 written to /workspace/builds/worker-4-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 78 packages [INFO] [stderr] Adding der v0.6.1 (latest: v0.7.9) [INFO] [stderr] Adding der_derive v0.6.1 (latest: v0.7.2) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding pem-rfc7468 v0.6.0 (latest: v0.7.0) [INFO] [stderr] Adding pkcs1 v0.4.1 (latest: v0.7.5) [INFO] [stderr] Adding pkcs8 v0.9.0 (latest: v0.10.2) [INFO] [stderr] Adding rsa v0.8.2 (latest: v0.9.6) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding spki v0.6.0 (latest: v0.7.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding x509-cert v0.1.1 (latest: v0.2.5) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fbbffbaf54462b662c4636e5880247ef003c6be1242d405c8f8832832a46bbd3 [INFO] running `Command { std: "docker" "start" "-a" "fbbffbaf54462b662c4636e5880247ef003c6be1242d405c8f8832832a46bbd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbbffbaf54462b662c4636e5880247ef003c6be1242d405c8f8832832a46bbd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbbffbaf54462b662c4636e5880247ef003c6be1242d405c8f8832832a46bbd3", kill_on_drop: false }` [INFO] [stdout] fbbffbaf54462b662c4636e5880247ef003c6be1242d405c8f8832832a46bbd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 00864c009a6c6e39d425e05dc36126ec04617842ea695cae04903506d119f73a [INFO] running `Command { std: "docker" "start" "-a" "00864c009a6c6e39d425e05dc36126ec04617842ea695cae04903506d119f73a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking flagset v0.4.5 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking pem-rfc7468 v0.6.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-bigint-dig v0.8.4 [INFO] [stderr] Compiling der_derive v0.6.1 [INFO] [stderr] Checking der v0.6.1 [INFO] [stderr] Checking spki v0.6.0 [INFO] [stderr] Checking pkcs8 v0.9.0 [INFO] [stderr] Checking x509-cert v0.1.1 [INFO] [stderr] Checking pkcs1 v0.4.1 [INFO] [stderr] Checking rsa v0.8.2 [INFO] [stderr] Checking blaze-ssl-async v0.3.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `decode_bytes` is never used [INFO] [stdout] --> src/msg/codec.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait Codec: Sized { [INFO] [stdout] | ----- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 109 | fn decode_bytes(buf: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `decode_bytes` is never used [INFO] [stdout] --> src/msg/codec.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait Codec: Sized { [INFO] [stdout] | ----- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 109 | fn decode_bytes(buf: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s [INFO] running `Command { std: "docker" "inspect" "00864c009a6c6e39d425e05dc36126ec04617842ea695cae04903506d119f73a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00864c009a6c6e39d425e05dc36126ec04617842ea695cae04903506d119f73a", kill_on_drop: false }` [INFO] [stdout] 00864c009a6c6e39d425e05dc36126ec04617842ea695cae04903506d119f73a