[INFO] crate hamlrs 0.4.3 is already in cache [INFO] checking hamlrs-0.4.3 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315 [INFO] extracting crate hamlrs 0.4.3 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate hamlrs 0.4.3 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate hamlrs 0.4.3 [INFO] finished tweaking crates.io crate hamlrs 0.4.3 [INFO] tweaked toml for crates.io crate hamlrs 0.4.3 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e2647d6f73b1e94991aca1d35adebaacc6fc378d8c18a5ca6b976dc53f41c04 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0e2647d6f73b1e94991aca1d35adebaacc6fc378d8c18a5ca6b976dc53f41c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e2647d6f73b1e94991aca1d35adebaacc6fc378d8c18a5ca6b976dc53f41c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e2647d6f73b1e94991aca1d35adebaacc6fc378d8c18a5ca6b976dc53f41c04", kill_on_drop: false }` [INFO] [stdout] 0e2647d6f73b1e94991aca1d35adebaacc6fc378d8c18a5ca6b976dc53f41c04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16cb9e7c89c8e2253f2b5625faa075389a95acd5c7148af2f6fbb9d5bbed9d7b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "16cb9e7c89c8e2253f2b5625faa075389a95acd5c7148af2f6fbb9d5bbed9d7b", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking hamlrs v0.4.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stdout] warning: value assigned to `token` is never read [INFO] [stdout] --> src/parser.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut token: Option<&Token> = None; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `class` is never read [INFO] [stdout] --> src/parser.rs:86:29 [INFO] [stdout] | [INFO] [stdout] 86 | let mut class = String::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `id` is never read [INFO] [stdout] --> src/parser.rs:101:29 [INFO] [stdout] | [INFO] [stdout] 101 | let mut id = String::new(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/scanner.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | let mut value: Option = None; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_json v1.0.56 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: value assigned to `token` is never read [INFO] [stdout] --> src/parser.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut token: Option<&Token> = None; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `class` is never read [INFO] [stdout] --> src/parser.rs:86:29 [INFO] [stdout] | [INFO] [stdout] 86 | let mut class = String::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `id` is never read [INFO] [stdout] --> src/parser.rs:101:29 [INFO] [stdout] | [INFO] [stdout] 101 | let mut id = String::new(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/scanner.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | let mut value: Option = None; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.78s [INFO] running `Command { std: "docker" "inspect" "16cb9e7c89c8e2253f2b5625faa075389a95acd5c7148af2f6fbb9d5bbed9d7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16cb9e7c89c8e2253f2b5625faa075389a95acd5c7148af2f6fbb9d5bbed9d7b", kill_on_drop: false }` [INFO] [stdout] 16cb9e7c89c8e2253f2b5625faa075389a95acd5c7148af2f6fbb9d5bbed9d7b