[INFO] fetching crate bdecode 0.1.0... [INFO] checking bdecode-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate bdecode 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate bdecode 0.1.0 [INFO] finished tweaking crates.io crate bdecode 0.1.0 [INFO] tweaked toml for crates.io crate bdecode 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bdecode 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 101 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding criterion-cycles-per-byte v0.1.3 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded criterion-cycles-per-byte v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45677c04487a7a269f32d6d50c2f75a0684a3de45a8fc901271b33796f488fc2 [INFO] running `Command { std: "docker" "start" "-a" "45677c04487a7a269f32d6d50c2f75a0684a3de45a8fc901271b33796f488fc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45677c04487a7a269f32d6d50c2f75a0684a3de45a8fc901271b33796f488fc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45677c04487a7a269f32d6d50c2f75a0684a3de45a8fc901271b33796f488fc2", kill_on_drop: false }` [INFO] [stdout] 45677c04487a7a269f32d6d50c2f75a0684a3de45a8fc901271b33796f488fc2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f197faad082ef17bb06095086064d27726eca167905190a024fd37a68ef66a6d [INFO] running `Command { std: "docker" "start" "-a" "f197faad082ef17bb06095086064d27726eca167905190a024fd37a68ef66a6d", kill_on_drop: false }` [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking percent-encoding v2.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking bdecode v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking form_urlencoded v1.2.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stdout] warning: fields `cached_lookup` and `size` are never read [INFO] [stdout] --> src/lib.rs:575:5 [INFO] [stdout] | [INFO] [stdout] 564 | pub struct BencodeAny<'a, 't> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 575 | cached_lookup: Cell>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 578 | size: Cell>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BencodeAny` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking url v2.5.7 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking criterion-cycles-per-byte v0.1.3 [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> src/stack_frame.rs:77:20 [INFO] [stdout] | [INFO] [stdout] 77 | assert_eq!(mem::size_of::(), 4); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | unused_qualifications [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 77 - assert_eq!(mem::size_of::(), 4); [INFO] [stdout] 77 + assert_eq!(size_of::(), 4); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> src/token.rs:150:20 [INFO] [stdout] | [INFO] [stdout] 150 | assert_eq!(mem::size_of::(), 8); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 150 - assert_eq!(mem::size_of::(), 8); [INFO] [stdout] 150 + assert_eq!(size_of::(), 8); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `cached_lookup` and `size` are never read [INFO] [stdout] --> src/lib.rs:575:5 [INFO] [stdout] | [INFO] [stdout] 564 | pub struct BencodeAny<'a, 't> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 575 | cached_lookup: Cell>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 578 | size: Cell>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BencodeAny` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bdecode` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "f197faad082ef17bb06095086064d27726eca167905190a024fd37a68ef66a6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f197faad082ef17bb06095086064d27726eca167905190a024fd37a68ef66a6d", kill_on_drop: false }` [INFO] [stdout] f197faad082ef17bb06095086064d27726eca167905190a024fd37a68ef66a6d