[INFO] fetching crate qcow 1.2.0... [INFO] checking qcow-1.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate qcow 1.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate qcow 1.2.0 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 qcow 1.2.0 [INFO] finished tweaking crates.io crate qcow 1.2.0 [INFO] tweaked toml for crates.io crate qcow 1.2.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 30 packages [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding zstd v0.9.2+zstd.1.5.1 (latest: v0.13.1) [INFO] [stderr] Adding zstd-safe v4.1.3+zstd.1.5.1 (latest: v7.1.0) [INFO] [stderr] Adding zstd-sys v1.6.2+zstd.1.5.1 (latest: v2.0.10+zstd.1.5.6) [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] 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51ba3704b03694ef0452ba4efef8f35ee9210fff452c662f2de35dec5a4c4d42 [INFO] running `Command { std: "docker" "start" "-a" "51ba3704b03694ef0452ba4efef8f35ee9210fff452c662f2de35dec5a4c4d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51ba3704b03694ef0452ba4efef8f35ee9210fff452c662f2de35dec5a4c4d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51ba3704b03694ef0452ba4efef8f35ee9210fff452c662f2de35dec5a4c4d42", kill_on_drop: false }` [INFO] [stdout] 51ba3704b03694ef0452ba4efef8f35ee9210fff452c662f2de35dec5a4c4d42 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b4ec04210eccc52879e1942ef3ef6c7c9e77adcd2316737ad2fe15f6ab7d7c0 [INFO] running `Command { std: "docker" "start" "-a" "1b4ec04210eccc52879e1942ef3ef6c7c9e77adcd2316737ad2fe15f6ab7d7c0", kill_on_drop: false }` [INFO] [stderr] Compiling zstd-sys v1.6.2+zstd.1.5.1 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling zstd-safe v4.1.3+zstd.1.5.1 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Checking modular-bitfield v0.11.2 [INFO] [stderr] Checking binread v2.2.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking zstd v0.9.2+zstd.1.5.1 [INFO] [stderr] Checking qcow v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `L1Entry` is imported redundantly [INFO] [stdout] --> src/reader.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::levels::{L1Entry, L2Entry}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `L1Entry` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `L2Entry` is imported redundantly [INFO] [stdout] --> src/reader.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::levels::{L1Entry, L2Entry}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `L2Entry` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/reader.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 5 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BufReader` is imported redundantly [INFO] [stdout] --> src/reader.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `BufReader` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use std::io::{self, BufReader, Read, Seek}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/reader.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use std::io::{self, BufReader, Read, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/reader.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `Seek` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use std::io::{self, BufReader, Read, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `L1Entry` is imported redundantly [INFO] [stdout] --> src/reader.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::levels::{L1Entry, L2Entry}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `L1Entry` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `L2Entry` is imported redundantly [INFO] [stdout] --> src/reader.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::levels::{L1Entry, L2Entry}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `L2Entry` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/reader.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 5 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BufReader` is imported redundantly [INFO] [stdout] --> src/reader.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `BufReader` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use std::io::{self, BufReader, Read, Seek}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/reader.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use std::io::{self, BufReader, Read, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/reader.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::*; [INFO] [stdout] | -------- the item `Seek` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use std::io::{self, BufReader, Read, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.49s [INFO] running `Command { std: "docker" "inspect" "1b4ec04210eccc52879e1942ef3ef6c7c9e77adcd2316737ad2fe15f6ab7d7c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b4ec04210eccc52879e1942ef3ef6c7c9e77adcd2316737ad2fe15f6ab7d7c0", kill_on_drop: false }` [INFO] [stdout] 1b4ec04210eccc52879e1942ef3ef6c7c9e77adcd2316737ad2fe15f6ab7d7c0 [INFO] checking qcow-1.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate qcow 1.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate qcow 1.2.0 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 qcow 1.2.0 [INFO] finished tweaking crates.io crate qcow 1.2.0 [INFO] tweaked toml for crates.io crate qcow 1.2.0 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" "+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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25825f10f1f8518f7d4547657ae16d004890f392735499e6412d043a8188bd22 [INFO] running `Command { std: "docker" "start" "-a" "25825f10f1f8518f7d4547657ae16d004890f392735499e6412d043a8188bd22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25825f10f1f8518f7d4547657ae16d004890f392735499e6412d043a8188bd22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25825f10f1f8518f7d4547657ae16d004890f392735499e6412d043a8188bd22", kill_on_drop: false }` [INFO] [stdout] 25825f10f1f8518f7d4547657ae16d004890f392735499e6412d043a8188bd22 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd228103eb14184b3c5c1786f4c83fba1a63d6deeeaa4b8ee64795ba1d0ba183 [INFO] running `Command { std: "docker" "start" "-a" "fd228103eb14184b3c5c1786f4c83fba1a63d6deeeaa4b8ee64795ba1d0ba183", kill_on_drop: false }` [INFO] [stderr] Compiling jobserver v0.1.28 [INFO] [stderr] Compiling zstd-safe v4.1.3+zstd.1.5.1 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Compiling cc v1.0.90 [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" "fd228103eb14184b3c5c1786f4c83fba1a63d6deeeaa4b8ee64795ba1d0ba183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd228103eb14184b3c5c1786f4c83fba1a63d6deeeaa4b8ee64795ba1d0ba183", kill_on_drop: false }` [INFO] [stdout] fd228103eb14184b3c5c1786f4c83fba1a63d6deeeaa4b8ee64795ba1d0ba183