[INFO] fetching crate blaze-ssl 0.1.3... [INFO] checking blaze-ssl-0.1.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate blaze-ssl 0.1.3 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate blaze-ssl 0.1.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate blaze-ssl 0.1.3 [INFO] finished tweaking crates.io crate blaze-ssl 0.1.3 [INFO] tweaked toml for crates.io crate blaze-ssl 0.1.3 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 60 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [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 pem v1.1.1 (latest: v3.0.3) [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 rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding rsa v0.7.2 (latest: v0.9.6) [INFO] [stderr] Adding signature v1.6.4 (latest: v2.2.0) [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 time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pkcs1 v0.4.1 [INFO] [stderr] Downloaded pem-rfc7468 v0.6.0 [INFO] [stderr] Downloaded der_derive v0.6.1 [INFO] [stderr] Downloaded rsa v0.7.2 [INFO] [stderr] Downloaded rustc-serialize v0.3.25 [INFO] [stderr] Downloaded x509-cert v0.1.1 [INFO] [stderr] Downloaded rust-crypto v0.2.36 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6efe93e44acaeefced4efd8a7b7b19aaae9c95c51ecb3b0c1a732df20e53f4d2 [INFO] running `Command { std: "docker" "start" "-a" "6efe93e44acaeefced4efd8a7b7b19aaae9c95c51ecb3b0c1a732df20e53f4d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6efe93e44acaeefced4efd8a7b7b19aaae9c95c51ecb3b0c1a732df20e53f4d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6efe93e44acaeefced4efd8a7b7b19aaae9c95c51ecb3b0c1a732df20e53f4d2", kill_on_drop: false }` [INFO] [stdout] 6efe93e44acaeefced4efd8a7b7b19aaae9c95c51ecb3b0c1a732df20e53f4d2 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa292c52fe8864398f5c42f838bed5418ca0e2f6eea78bc92da5cb526579b6b2 [INFO] running `Command { std: "docker" "start" "-a" "fa292c52fe8864398f5c42f838bed5418ca0e2f6eea78bc92da5cb526579b6b2", kill_on_drop: false }` [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking pem-rfc7468 v0.6.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking flagset v0.4.5 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking pem v1.1.1 [INFO] [stderr] Compiling der_derive v0.6.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking signature v1.6.4 [INFO] [stderr] Checking der v0.6.1 [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] 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 v0.7.2 [INFO] [stderr] Checking blaze-ssl v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/lib.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let stream = [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `decode_bytes` is never used [INFO] [stdout] --> src/msg/codec.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 79 | pub trait Codec: Debug + Sized { [INFO] [stdout] | ----- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 101 | 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:101:8 [INFO] [stdout] | [INFO] [stdout] 79 | pub trait Codec: Debug + Sized { [INFO] [stdout] | ----- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 101 | 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: 2 warnings 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 3.08s [INFO] running `Command { std: "docker" "inspect" "fa292c52fe8864398f5c42f838bed5418ca0e2f6eea78bc92da5cb526579b6b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa292c52fe8864398f5c42f838bed5418ca0e2f6eea78bc92da5cb526579b6b2", kill_on_drop: false }` [INFO] [stdout] fa292c52fe8864398f5c42f838bed5418ca0e2f6eea78bc92da5cb526579b6b2 [INFO] checking blaze-ssl-0.1.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate blaze-ssl 0.1.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate blaze-ssl 0.1.3 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate blaze-ssl 0.1.3 [INFO] finished tweaking crates.io crate blaze-ssl 0.1.3 [INFO] tweaked toml for crates.io crate blaze-ssl 0.1.3 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e22a165bcebced27f253187115ec002d351bb8ba7a8876335ba82961ab61ed8 [INFO] running `Command { std: "docker" "start" "-a" "7e22a165bcebced27f253187115ec002d351bb8ba7a8876335ba82961ab61ed8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e22a165bcebced27f253187115ec002d351bb8ba7a8876335ba82961ab61ed8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e22a165bcebced27f253187115ec002d351bb8ba7a8876335ba82961ab61ed8", kill_on_drop: false }` [INFO] [stdout] 7e22a165bcebced27f253187115ec002d351bb8ba7a8876335ba82961ab61ed8 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f4527b80d62fb383f5f8f8e8acf72a7005262c23df29c0f7fe5aa837ac07041 [INFO] running `Command { std: "docker" "start" "-a" "7f4527b80d62fb383f5f8f8e8acf72a7005262c23df29c0f7fe5aa837ac07041", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [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] Compiling num-bigint-dig v0.8.4 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking pem v1.1.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking signature v1.6.4 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7f4527b80d62fb383f5f8f8e8acf72a7005262c23df29c0f7fe5aa837ac07041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f4527b80d62fb383f5f8f8e8acf72a7005262c23df29c0f7fe5aa837ac07041", kill_on_drop: false }` [INFO] [stdout] 7f4527b80d62fb383f5f8f8e8acf72a7005262c23df29c0f7fe5aa837ac07041