[INFO] fetching crate rate 0.3.0... [INFO] checking rate-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rate 0.3.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rate 0.3.0 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 rate 0.3.0 [INFO] finished tweaking crates.io crate rate 0.3.0 [INFO] tweaked toml for crates.io crate rate 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate rate 0.3.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rate-macros v0.3.0 [INFO] [stderr] Downloaded num_cpus v1.11.1 [INFO] [stderr] Downloaded cc v1.0.48 [INFO] [stderr] Downloaded syn v1.0.11 [INFO] [stderr] Downloaded cargo_metadata v0.6.4 [INFO] [stderr] Downloaded derive_more v0.99.2 [INFO] [stderr] Downloaded lz4-sys v1.8.3 [INFO] [stderr] Downloaded bytecount v0.4.0 [INFO] [stderr] Downloaded backtrace v0.3.40 [INFO] [stderr] Downloaded pulldown-cmark v0.2.0 [INFO] [stderr] Downloaded toml v0.5.5 [INFO] [stderr] Downloaded serde_json v1.0.44 [INFO] [stderr] Downloaded lz4 v1.23.1 [INFO] [stderr] Downloaded getrandom v0.1.13 [INFO] [stderr] Downloaded skeptic v0.13.4 [INFO] [stderr] Downloaded hermit-abi v0.1.5 [INFO] [stderr] Downloaded zstd v0.5.1+zstd.1.4.4 [INFO] [stderr] Downloaded rate-common v0.3.0 [INFO] [stderr] Downloaded lzma-sys v0.1.15 [INFO] [stderr] Downloaded zstd-safe v2.0.3+zstd.1.4.4 [INFO] [stderr] Downloaded zstd-sys v1.4.15+zstd.1.4.4 [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] 3154d4b90b2704e20c3e341540a3a417eff9e7203d7bf475a7c4419378b204b5 [INFO] running `Command { std: "docker" "start" "-a" "3154d4b90b2704e20c3e341540a3a417eff9e7203d7bf475a7c4419378b204b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3154d4b90b2704e20c3e341540a3a417eff9e7203d7bf475a7c4419378b204b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3154d4b90b2704e20c3e341540a3a417eff9e7203d7bf475a7c4419378b204b5", kill_on_drop: false }` [INFO] [stdout] 3154d4b90b2704e20c3e341540a3a417eff9e7203d7bf475a7c4419378b204b5 [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] 3a35af4651a6111ef8bff66b5fa517eea81759f9675a92b0534dbc3cc24b38e4 [INFO] running `Command { std: "docker" "start" "-a" "3a35af4651a6111ef8bff66b5fa517eea81759f9675a92b0534dbc3cc24b38e4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling bytecount v0.4.0 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling jobserver v0.1.17 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling zstd-sys v1.4.15+zstd.1.4.4 [INFO] [stderr] Compiling lz4-sys v1.8.3 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling lzma-sys v0.1.15 [INFO] [stderr] Checking xz2 v0.1.6 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling derive_more v0.99.2 [INFO] [stderr] Compiling rate-macros v0.3.0 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling lz4 v1.23.1 [INFO] [stderr] Checking zstd-safe v2.0.3+zstd.1.4.4 [INFO] [stderr] Checking zstd v0.5.1+zstd.1.4.4 [INFO] [stderr] Checking rate-common v0.3.0 [INFO] [stderr] Checking rate v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rate_macros` is imported redundantly [INFO] [stdout] --> rate.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use rate_macros::{self, HeapSpace}; [INFO] [stdout] | ^^^^ the item `rate_macros` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rate_macros` is imported redundantly [INFO] [stdout] --> rate.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use rate_macros::{self, HeapSpace}; [INFO] [stdout] | ^^^^ the item `rate_macros` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> rate.rs:2220:6 [INFO] [stdout] | [INFO] [stdout] 2220 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> rate.rs:2220:6 [INFO] [stdout] | [INFO] [stdout] 2220 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `implication_graph` is never read [INFO] [stdout] --> rate.rs:367:5 [INFO] [stdout] | [INFO] [stdout] 328 | pub struct Checker { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 367 | implication_graph: StackMapping, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Checker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `implication_graph` is never read [INFO] [stdout] --> rate.rs:367:5 [INFO] [stdout] | [INFO] [stdout] 328 | pub struct Checker { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 367 | implication_graph: StackMapping, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Checker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.75s [INFO] running `Command { std: "docker" "inspect" "3a35af4651a6111ef8bff66b5fa517eea81759f9675a92b0534dbc3cc24b38e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a35af4651a6111ef8bff66b5fa517eea81759f9675a92b0534dbc3cc24b38e4", kill_on_drop: false }` [INFO] [stdout] 3a35af4651a6111ef8bff66b5fa517eea81759f9675a92b0534dbc3cc24b38e4 [INFO] checking rate-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate rate 0.3.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rate 0.3.0 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 rate 0.3.0 [INFO] finished tweaking crates.io crate rate 0.3.0 [INFO] tweaked toml for crates.io crate rate 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate rate 0.3.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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-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] 040eaed86c0f5f36a9ef3cc146f4e3ce560cb54bc1acd5472753b559b1cead3f [INFO] running `Command { std: "docker" "start" "-a" "040eaed86c0f5f36a9ef3cc146f4e3ce560cb54bc1acd5472753b559b1cead3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "040eaed86c0f5f36a9ef3cc146f4e3ce560cb54bc1acd5472753b559b1cead3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "040eaed86c0f5f36a9ef3cc146f4e3ce560cb54bc1acd5472753b559b1cead3f", kill_on_drop: false }` [INFO] [stdout] 040eaed86c0f5f36a9ef3cc146f4e3ce560cb54bc1acd5472753b559b1cead3f [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] b37f7d40901849ff7d9cd29b6a42b13669f25707387ae7f969488291438529f7 [INFO] running `Command { std: "docker" "start" "-a" "b37f7d40901849ff7d9cd29b6a42b13669f25707387ae7f969488291438529f7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling bytecount v0.4.0 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.3.5/src/inflate/core.rs:1076:9 [INFO] [stdout] | [INFO] [stdout] 1076 | / match state { [INFO] [stdout] 1077 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1078 | | l.bit_buf = 0; [INFO] [stdout] 1079 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1608 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1609 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pulldown-cmark-0.2.0/src/parse.rs:549:13 [INFO] [stdout] | [INFO] [stdout] 549 | 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] [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 `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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 `pulldown-cmark` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b37f7d40901849ff7d9cd29b6a42b13669f25707387ae7f969488291438529f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b37f7d40901849ff7d9cd29b6a42b13669f25707387ae7f969488291438529f7", kill_on_drop: false }` [INFO] [stdout] b37f7d40901849ff7d9cd29b6a42b13669f25707387ae7f969488291438529f7