[INFO] fetching crate rust-lapper 1.1.0... [INFO] checking rust-lapper-1.1.0 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4 [INFO] extracting crate rust-lapper 1.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rust-lapper 1.1.0 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rust-lapper 1.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rust-lapper 1.1.0 [INFO] tweaked toml for crates.io crate rust-lapper 1.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate rust-lapper 1.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.28 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.75 [INFO] [stderr] Downloaded rand_core v0.5.1 [INFO] [stderr] Downloaded rand_hc v0.2.0 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded itoa v0.4.7 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.75 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded rand_chacha v0.2.2 [INFO] [stderr] Downloaded ppv-lite86 v0.2.10 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded oorandom v11.1.3 [INFO] [stderr] Downloaded bitflags v1.3.1 [INFO] [stderr] Downloaded bincode v1.3.3 [INFO] [stderr] Downloaded semver v1.0.4 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded memchr v2.4.0 [INFO] [stderr] Downloaded rayon-core v1.9.1 [INFO] [stderr] Downloaded js-sys v0.3.52 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded itertools v0.10.1 [INFO] [stderr] Downloaded regex-automata v0.1.10 [INFO] [stderr] Downloaded wasm-bindgen v0.2.75 [INFO] [stderr] Downloaded rayon v1.5.1 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded syn v1.0.74 [INFO] [stderr] Downloaded bumpalo v3.7.0 [INFO] [stderr] Downloaded criterion v0.3.5 [INFO] [stderr] Downloaded regex v1.5.6 [INFO] [stderr] Downloaded regex-syntax v0.6.26 [INFO] [stderr] Downloaded serde_json v1.0.66 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] [stderr] Downloaded serde v1.0.127 [INFO] [stderr] Downloaded rand v0.7.3 [INFO] [stderr] Downloaded serde_derive v1.0.127 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded getrandom v0.1.16 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded tinytemplate v1.2.1 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded cpu-time v0.1.0 [INFO] [stderr] Downloaded criterion-plot v0.4.4 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded libc v0.2.99 [INFO] [stderr] Downloaded log v0.4.14 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.75 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.75 [INFO] [stderr] Downloaded half v1.7.1 [INFO] [stderr] Downloaded textwrap v0.11.0 [INFO] [stderr] Downloaded rustc_version v0.4.0 [INFO] [stderr] Downloaded web-sys v0.3.52 [INFO] [stderr] Downloaded either v1.6.1 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded wasi v0.9.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded crossbeam-deque v0.8.1 [INFO] [stderr] Downloaded same-file v1.0.6 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded lazy_static v1.4.0 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded cfg-if v1.0.0 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d96ab2ba564e002d6871e3c97337665ec6efc638f5bca464e6f73f24c95b6d1 [INFO] running `Command { std: "docker" "start" "-a" "5d96ab2ba564e002d6871e3c97337665ec6efc638f5bca464e6f73f24c95b6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d96ab2ba564e002d6871e3c97337665ec6efc638f5bca464e6f73f24c95b6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d96ab2ba564e002d6871e3c97337665ec6efc638f5bca464e6f73f24c95b6d1", kill_on_drop: false }` [INFO] [stdout] 5d96ab2ba564e002d6871e3c97337665ec6efc638f5bca464e6f73f24c95b6d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38398c4a64fef3b9809f8eb5b65289eb7423fe0315ac474f3494982edbd68d26 [INFO] running `Command { std: "docker" "start" "-a" "38398c4a64fef3b9809f8eb5b65289eb7423fe0315ac474f3494982edbd68d26", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking bitflags v1.3.1 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking cpu-time v0.1.0 [INFO] [stderr] Checking rust-lapper v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:353:21 [INFO] [stdout] | [INFO] [stdout] 353 | let mut top = stack.pop_back().unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stdout] warning: unused import: `cpu_time::ProcessTime` [INFO] [stdout] --> benches/lapper_benchmark.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use cpu_time::ProcessTime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `criterion::black_box` [INFO] [stdout] --> benches/lapper_benchmark.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use criterion::black_box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> benches/lapper_benchmark.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Range` [INFO] [stdout] --> benches/lapper_benchmark.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::ops::Range; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> benches/lapper_benchmark.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> benches/lapper_benchmark.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Lapper: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/lib.rs:1389:45 [INFO] [stdout] | [INFO] [stdout] 1389 | let serialized = bincode::serialize(&lapper).unwrap(); [INFO] [stdout] | ------------------ ^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Lapper` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `serde::ser::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] (T0, T1, T2, T3, T4, T5) [INFO] [stdout] and 124 others [INFO] [stdout] note: required by a bound in `bincode::serialize` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bincode-1.3.3/src/lib.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn serialize(value: &T) -> Result> [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 107 | where [INFO] [stdout] 108 | T: serde::Serialize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ required by this bound in `serialize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Lapper: serde::de::Deserialize<'_>` is not satisfied [INFO] [stdout] --> src/lib.rs:1390:47 [INFO] [stdout] | [INFO] [stdout] 1390 | let deserialzed: Lapper = bincode::deserialize(&serialized).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `Lapper` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `serde::de::Deserialize<'de>`: [INFO] [stdout] &'a Path [INFO] [stdout] &'a [u8] [INFO] [stdout] &'a str [INFO] [stdout] () [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 124 others [INFO] [stdout] note: required by a bound in `bincode::deserialize` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bincode-1.3.3/src/lib.rs:179:8 [INFO] [stdout] | [INFO] [stdout] 177 | pub fn deserialize<'a, T>(bytes: &'a [u8]) -> Result [INFO] [stdout] | ----------- required by a bound in this function [INFO] [stdout] 178 | where [INFO] [stdout] 179 | T: serde::de::Deserialize<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `deserialize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:353:21 [INFO] [stdout] | [INFO] [stdout] 353 | let mut top = stack.pop_back().unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-lapper` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "38398c4a64fef3b9809f8eb5b65289eb7423fe0315ac474f3494982edbd68d26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38398c4a64fef3b9809f8eb5b65289eb7423fe0315ac474f3494982edbd68d26", kill_on_drop: false }` [INFO] [stdout] 38398c4a64fef3b9809f8eb5b65289eb7423fe0315ac474f3494982edbd68d26