[INFO] fetching crate smafa 0.5.0... [INFO] checking smafa-0.5.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate smafa 0.5.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate smafa 0.5.0 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 smafa 0.5.0 [INFO] finished tweaking crates.io crate smafa 0.5.0 [INFO] tweaked toml for crates.io crate smafa 0.5.0 written to /workspace/builds/worker-9/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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0c3af2541d5cd4df436b07e32a0e63fb8563a32c6064fae6de46ce461dc7d3e7 [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" "0c3af2541d5cd4df436b07e32a0e63fb8563a32c6064fae6de46ce461dc7d3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c3af2541d5cd4df436b07e32a0e63fb8563a32c6064fae6de46ce461dc7d3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c3af2541d5cd4df436b07e32a0e63fb8563a32c6064fae6de46ce461dc7d3e7", kill_on_drop: false }` [INFO] [stdout] 0c3af2541d5cd4df436b07e32a0e63fb8563a32c6064fae6de46ce461dc7d3e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] ec061fd3167dc3c2d5ff8413b8aea9ae9f65dc377baac494c5c36cc5cbf1376c [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" "ec061fd3167dc3c2d5ff8413b8aea9ae9f65dc377baac494c5c36cc5cbf1376c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Compiling bio v0.26.1 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking strum v0.13.0 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling bv v0.10.0 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking snap v0.2.5 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking statrs v0.9.0 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking num-complex v0.2.4 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking ndarray v0.12.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling strum_macros v0.13.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking bio-types v0.11.0 [INFO] [stderr] Checking serde v1.0.125 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking multimap v0.4.0 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking smafa v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fragment_clusterer.rs:13:47 [INFO] [stdout] | [INFO] [stdout] 13 | ... print_stream: &mut std::io::Write){ [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [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/lib.rs:168:33 [INFO] [stdout] | [INFO] [stdout] 168 | print_stream: &mut std::io::Write, k: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] | [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/lib.rs:306:24 [INFO] [stdout] | [INFO] [stdout] 306 | print_stream: &mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] | [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/lib.rs:447:24 [INFO] [stdout] | [INFO] [stdout] 447 | print_stream: &mut std::io::Write) { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] | [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/fragment_clusterer.rs:13:47 [INFO] [stdout] | [INFO] [stdout] 13 | ... print_stream: &mut std::io::Write){ [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [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/lib.rs:168:33 [INFO] [stdout] | [INFO] [stdout] 168 | print_stream: &mut std::io::Write, k: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] | [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/lib.rs:306:24 [INFO] [stdout] | [INFO] [stdout] 306 | print_stream: &mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] | [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/lib.rs:447:24 [INFO] [stdout] | [INFO] [stdout] 447 | print_stream: &mut std::io::Write) { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] | [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 31s [INFO] running `Command { std: "docker" "inspect" "ec061fd3167dc3c2d5ff8413b8aea9ae9f65dc377baac494c5c36cc5cbf1376c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec061fd3167dc3c2d5ff8413b8aea9ae9f65dc377baac494c5c36cc5cbf1376c", kill_on_drop: false }` [INFO] [stdout] ec061fd3167dc3c2d5ff8413b8aea9ae9f65dc377baac494c5c36cc5cbf1376c