[INFO] fetching crate dgen 0.1.1... [INFO] checking dgen-0.1.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate dgen 0.1.1 into /workspace/builds/worker-75/source [INFO] validating manifest of crates.io crate dgen 0.1.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dgen 0.1.1 [INFO] finished tweaking crates.io crate dgen 0.1.1 [INFO] tweaked toml for crates.io crate dgen 0.1.1 written to /workspace/builds/worker-75/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45d9f516ebf43e73f3d3c566f89dd914f5d17b95c827582121a9d2e8bbbd0e55 [INFO] running `Command { std: "docker" "start" "-a" "45d9f516ebf43e73f3d3c566f89dd914f5d17b95c827582121a9d2e8bbbd0e55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45d9f516ebf43e73f3d3c566f89dd914f5d17b95c827582121a9d2e8bbbd0e55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45d9f516ebf43e73f3d3c566f89dd914f5d17b95c827582121a9d2e8bbbd0e55", kill_on_drop: false }` [INFO] [stdout] 45d9f516ebf43e73f3d3c566f89dd914f5d17b95c827582121a9d2e8bbbd0e55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 505f86191ab21cc07a0b96dd5df11d3936c9ac8df6925d47422bb8273ea38ef8 [INFO] running `Command { std: "docker" "start" "-a" "505f86191ab21cc07a0b96dd5df11d3936c9ac8df6925d47422bb8273ea38ef8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking object v0.26.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling serde_derive v1.0.128 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Compiling serde v1.0.128 [INFO] [stderr] Compiling docopt v1.1.1 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling dgen v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Itertools` is imported redundantly [INFO] [stdout] --> src/interpreter/errors.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 5 | use itertools::Itertools; [INFO] [stdout] | -------------------- the item `Itertools` is already imported here [INFO] [stdout] ... [INFO] [stdout] 119 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/prototype.rs:88:44 [INFO] [stdout] | [INFO] [stdout] 88 | pub type BuiltinFunctionCreator = &'static Fn(Arguments) -> CreateFunctionResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arguments) -> CreateFunctionResult` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writer/mod.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | delegate: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writer/mod.rs:26:34 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(delegate: &'a mut Write) -> TrackingWriter<'a> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writer/mod.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn new(writer: &'a mut Write) -> DataGenOutput<'a> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | pub type DynFun = Rc>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RunnableFunction` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Itertools` is imported redundantly [INFO] [stdout] --> src/interpreter/errors.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 5 | use itertools::Itertools; [INFO] [stdout] | -------------------- the item `Itertools` is already imported here [INFO] [stdout] ... [INFO] [stdout] 119 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/prototype.rs:88:44 [INFO] [stdout] | [INFO] [stdout] 88 | pub type BuiltinFunctionCreator = &'static Fn(Arguments) -> CreateFunctionResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arguments) -> CreateFunctionResult` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writer/mod.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | delegate: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writer/mod.rs:26:34 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(delegate: &'a mut Write) -> TrackingWriter<'a> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writer/mod.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn new(writer: &'a mut Write) -> DataGenOutput<'a> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | pub type DynFun = Rc>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RunnableFunction` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead [INFO] [stdout] --> src/main.rs:34:46 [INFO] [stdout] | [INFO] [stdout] 34 | eprintln!("cause: {}", e.cause()); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead [INFO] [stdout] --> src/main.rs:34:46 [INFO] [stdout] | [INFO] [stdout] 34 | eprintln!("cause: {}", e.cause()); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "505f86191ab21cc07a0b96dd5df11d3936c9ac8df6925d47422bb8273ea38ef8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "505f86191ab21cc07a0b96dd5df11d3936c9ac8df6925d47422bb8273ea38ef8", kill_on_drop: false }` [INFO] [stdout] 505f86191ab21cc07a0b96dd5df11d3936c9ac8df6925d47422bb8273ea38ef8