[INFO] fetching crate crdt-list 0.4.1... [INFO] checking crdt-list-0.4.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate crdt-list 0.4.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate crdt-list 0.4.1 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 crdt-list 0.4.1 [INFO] finished tweaking crates.io crate crdt-list 0.4.1 [INFO] tweaked toml for crates.io crate crdt-list 0.4.1 written to /workspace/builds/worker-2-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 35 packages [INFO] [stderr] Adding color-backtrace v0.5.1 (latest: v0.6.1) [INFO] [stderr] Adding ctor v0.1.26 (latest: v0.2.7) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [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] 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 ctor v0.1.26 [INFO] [stderr] Downloaded arref v0.1.0 [INFO] [stderr] Downloaded derive_arbitrary v1.3.2 [INFO] [stderr] Downloaded arbitrary v1.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a48cd5f3309fbd78389bca385c26bbfe267325f5616f07f13cd526395b1c29ea [INFO] running `Command { std: "docker" "start" "-a" "a48cd5f3309fbd78389bca385c26bbfe267325f5616f07f13cd526395b1c29ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a48cd5f3309fbd78389bca385c26bbfe267325f5616f07f13cd526395b1c29ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a48cd5f3309fbd78389bca385c26bbfe267325f5616f07f13cd526395b1c29ea", kill_on_drop: false }` [INFO] [stdout] a48cd5f3309fbd78389bca385c26bbfe267325f5616f07f13cd526395b1c29ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 027c3adaebc922ba2c8843b189190ee3e2d63dfdc3c6ee7dcb343be6bbdae272 [INFO] running `Command { std: "docker" "start" "-a" "027c3adaebc922ba2c8843b189190ee3e2d63dfdc3c6ee7dcb343be6bbdae272", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking arref v0.1.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking crdt-list v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `real_len`, `real_index`, `iter_real`, and `iter_real_mut` are never used [INFO] [stdout] --> src/dumb_common.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl Content { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] 59 | pub fn real_len(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn real_index(&self, index: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn iter_real(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn iter_real_mut(&mut self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `content`, `version_vector`, `max_clock`, and `id` are never read [INFO] [stdout] --> src/dumb_common.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct Container { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 87 | pub content: Content, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 88 | /// exclusive end [INFO] [stdout] 89 | pub version_vector: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 90 | pub max_clock: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 91 | pub id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Container` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking color-backtrace v0.5.1 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stdout] warning: methods `real_len`, `real_index`, `iter_real`, and `iter_real_mut` are never used [INFO] [stdout] --> src/dumb_common.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl Content { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] 59 | pub fn real_len(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn real_index(&self, index: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn iter_real(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn iter_real_mut(&mut self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `content`, `version_vector`, `max_clock`, and `id` are never read [INFO] [stdout] --> src/dumb_common.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct Container { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 87 | pub content: Content, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 88 | /// exclusive end [INFO] [stdout] 89 | pub version_vector: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 90 | pub max_clock: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 91 | pub id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Container` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s [INFO] running `Command { std: "docker" "inspect" "027c3adaebc922ba2c8843b189190ee3e2d63dfdc3c6ee7dcb343be6bbdae272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "027c3adaebc922ba2c8843b189190ee3e2d63dfdc3c6ee7dcb343be6bbdae272", kill_on_drop: false }` [INFO] [stdout] 027c3adaebc922ba2c8843b189190ee3e2d63dfdc3c6ee7dcb343be6bbdae272 [INFO] checking crdt-list-0.4.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate crdt-list 0.4.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate crdt-list 0.4.1 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 crdt-list 0.4.1 [INFO] finished tweaking crates.io crate crdt-list 0.4.1 [INFO] tweaked toml for crates.io crate crdt-list 0.4.1 written to /workspace/builds/worker-2-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] 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d4121198163b6d3cfedac4f2b545deb7fa6a714ea0b82731bad22b0212be134a [INFO] running `Command { std: "docker" "start" "-a" "d4121198163b6d3cfedac4f2b545deb7fa6a714ea0b82731bad22b0212be134a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4121198163b6d3cfedac4f2b545deb7fa6a714ea0b82731bad22b0212be134a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4121198163b6d3cfedac4f2b545deb7fa6a714ea0b82731bad22b0212be134a", kill_on_drop: false }` [INFO] [stdout] d4121198163b6d3cfedac4f2b545deb7fa6a714ea0b82731bad22b0212be134a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] dfdca77336306a02a961d3103ba0e354c0bd9f219e7b0205b002875e1ad7b484 [INFO] running `Command { std: "docker" "start" "-a" "dfdca77336306a02a961d3103ba0e354c0bd9f219e7b0205b002875e1ad7b484", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking arref v0.1.0 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking crdt-list v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `real_len`, `real_index`, `iter_real`, and `iter_real_mut` are never used [INFO] [stdout] --> src/dumb_common.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl Content { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] 59 | pub fn real_len(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn real_index(&self, index: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn iter_real(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn iter_real_mut(&mut self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `content`, `version_vector`, `max_clock`, and `id` are never read [INFO] [stdout] --> src/dumb_common.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct Container { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 87 | pub content: Content, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 88 | /// exclusive end [INFO] [stdout] 89 | pub version_vector: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 90 | pub max_clock: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 91 | pub id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Container` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [INFO] [stdout] | |_________^ cannot infer type [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] running `Command { std: "docker" "inspect" "dfdca77336306a02a961d3103ba0e354c0bd9f219e7b0205b002875e1ad7b484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfdca77336306a02a961d3103ba0e354c0bd9f219e7b0205b002875e1ad7b484", kill_on_drop: false }` [INFO] [stdout] dfdca77336306a02a961d3103ba0e354c0bd9f219e7b0205b002875e1ad7b484