[INFO] fetching crate basicaf 0.1.2...
[INFO] checking basicaf-0.1.2 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate basicaf 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate basicaf 0.1.2 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basicaf 0.1.2
[INFO] finished tweaking crates.io crate basicaf 0.1.2
[INFO] tweaked toml for crates.io crate basicaf 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v3.2.1
[INFO] [stderr]   Downloaded unescape v0.1.0
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded utf8-ranges v1.0.5
[INFO] [stderr]   Downloaded ucd-util v0.1.10
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b019611fbce702cc91e18c9b5cfc63c04b364ef99aaef02c4057ce3011e9993
[INFO] running `Command { std: "docker" "start" "-a" "2b019611fbce702cc91e18c9b5cfc63c04b364ef99aaef02c4057ce3011e9993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b019611fbce702cc91e18c9b5cfc63c04b364ef99aaef02c4057ce3011e9993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b019611fbce702cc91e18c9b5cfc63c04b364ef99aaef02c4057ce3011e9993", kill_on_drop: false }`
[INFO] [stdout] 2b019611fbce702cc91e18c9b5cfc63c04b364ef99aaef02c4057ce3011e9993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00a5f5638b2d598a79d1c600ac2fd6526c6ab6a9c57d613b0a82e55e34e4960a
[INFO] running `Command { std: "docker" "start" "-a" "00a5f5638b2d598a79d1c600ac2fd6526c6ab6a9c57d613b0a82e55e34e4960a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking basicaf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `drop` is imported redundantly
[INFO] [stdout]   --> src/interp/mod.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::mem::{drop};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `drop` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `drop` is imported redundantly
[INFO] [stdout]   --> src/interp/mod.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::mem::{drop};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `drop` is already defined here
[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/optimizer/mod.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let optimizers: Vec<Box<NumStrategy>> = vec![
[INFO] [stdout]    |                             ^^^^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let optimizers: Vec<Box<dyn NumStrategy>> = vec![
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/optimizer/mod.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let optimizers: Vec<Box<NumStrategy>> = vec![
[INFO] [stdout]    |                             ^^^^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let optimizers: Vec<Box<dyn NumStrategy>> = vec![
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Term` is never used
[INFO] [stdout]   --> src/parser/ast.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub enum Term {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Term` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Term` is never used
[INFO] [stdout]   --> src/parser/ast.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub enum Term {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Term` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "00a5f5638b2d598a79d1c600ac2fd6526c6ab6a9c57d613b0a82e55e34e4960a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a5f5638b2d598a79d1c600ac2fd6526c6ab6a9c57d613b0a82e55e34e4960a", kill_on_drop: false }`
[INFO] [stdout] 00a5f5638b2d598a79d1c600ac2fd6526c6ab6a9c57d613b0a82e55e34e4960a
