[INFO] fetching crate luther 0.1.0... [INFO] checking luther-0.1.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate luther 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate luther 0.1.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate luther 0.1.0 [INFO] finished tweaking crates.io crate luther 0.1.0 [INFO] tweaked toml for crates.io crate luther 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b59fcffcc8f26dd22fe8cadf728f15cdb8eac6836a646cbee9a1049aae91579 [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" "1b59fcffcc8f26dd22fe8cadf728f15cdb8eac6836a646cbee9a1049aae91579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b59fcffcc8f26dd22fe8cadf728f15cdb8eac6836a646cbee9a1049aae91579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b59fcffcc8f26dd22fe8cadf728f15cdb8eac6836a646cbee9a1049aae91579", kill_on_drop: false }` [INFO] [stdout] 1b59fcffcc8f26dd22fe8cadf728f15cdb8eac6836a646cbee9a1049aae91579 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 631bf4dc29e5d1ad6ccafdfda6c9c72c2db5f0fe5705601d8f598f57ee5798e5 [INFO] running `Command { std: "docker" "start" "-a" "631bf4dc29e5d1ad6ccafdfda6c9c72c2db5f0fe5705601d8f598f57ee5798e5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking quickcheck v0.6.2 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking luther v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/spanned.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/spanned.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused arithmetic operation that must be used [INFO] [stdout] --> src/span.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | Location::new(usize::max_value()) + 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.85s [INFO] running `Command { std: "docker" "inspect" "631bf4dc29e5d1ad6ccafdfda6c9c72c2db5f0fe5705601d8f598f57ee5798e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "631bf4dc29e5d1ad6ccafdfda6c9c72c2db5f0fe5705601d8f598f57ee5798e5", kill_on_drop: false }` [INFO] [stdout] 631bf4dc29e5d1ad6ccafdfda6c9c72c2db5f0fe5705601d8f598f57ee5798e5