[INFO] fetching crate dora-parser 0.0.2...
[INFO] checking dora-parser-0.0.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate dora-parser 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate dora-parser 0.0.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dora-parser 0.0.2
[INFO] finished tweaking crates.io crate dora-parser 0.0.2
[INFO] tweaked toml for crates.io crate dora-parser 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8d26ec1b8a1e1cf47eefac910e5d4b9ab4d9d855ff7142c7e9cf394ceb74e33
[INFO] running `Command { std: "docker" "start" "-a" "d8d26ec1b8a1e1cf47eefac910e5d4b9ab4d9d855ff7142c7e9cf394ceb74e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8d26ec1b8a1e1cf47eefac910e5d4b9ab4d9d855ff7142c7e9cf394ceb74e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d26ec1b8a1e1cf47eefac910e5d4b9ab4d9d855ff7142c7e9cf394ceb74e33", kill_on_drop: false }`
[INFO] [stdout] d8d26ec1b8a1e1cf47eefac910e5d4b9ab4d9d855ff7142c7e9cf394ceb74e33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65d7d795c4586540a75e73be3d8b7b6fb9b6edb42eaa3623ae4130eb1966c8c3
[INFO] running `Command { std: "docker" "start" "-a" "65d7d795c4586540a75e73be3d8b7b6fb9b6edb42eaa3623ae4130eb1966c8c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking dora-parser v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `pos` and `args` are never read
[INFO] [stdout]     --> src/parser.rs:2082:9
[INFO] [stdout]      |
[INFO] [stdout] 2081 | struct Delegation {
[INFO] [stdout]      |        ---------- fields in this struct
[INFO] [stdout] 2082 |     pub pos: Position,
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 2083 |     pub args: Vec<Box<Expr>>,
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Delegation` has derived impls for the traits `Debug` and `Clone`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pos` and `args` are never read
[INFO] [stdout]     --> src/parser.rs:2082:9
[INFO] [stdout]      |
[INFO] [stdout] 2081 | struct Delegation {
[INFO] [stdout]      |        ---------- fields in this struct
[INFO] [stdout] 2082 |     pub pos: Position,
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 2083 |     pub args: Vec<Box<Expr>>,
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Delegation` has derived impls for the traits `Debug` and `Clone`, 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: panic message is not a string literal
[INFO] [stdout]     --> src/parser.rs:2124:44
[INFO] [stdout]      |
[INFO] [stdout] 2124 |             assert!(parser.init().is_ok(), true);
[INFO] [stdout]      |                                            ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 2124 |             assert!(parser.init().is_ok(), "{}", true);
[INFO] [stdout]      |                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parser.rs:2146:44
[INFO] [stdout]      |
[INFO] [stdout] 2146 |             assert!(parser.init().is_ok(), true);
[INFO] [stdout]      |                                            ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 2146 |             assert!(parser.init().is_ok(), "{}", true);
[INFO] [stdout]      |                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parser.rs:2161:40
[INFO] [stdout]      |
[INFO] [stdout] 2161 |         assert!(parser.init().is_ok(), true);
[INFO] [stdout]      |                                        ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 2161 |         assert!(parser.init().is_ok(), "{}", true);
[INFO] [stdout]      |                                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parser.rs:2174:44
[INFO] [stdout]      |
[INFO] [stdout] 2174 |             assert!(parser.init().is_ok(), true);
[INFO] [stdout]      |                                            ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 2174 |             assert!(parser.init().is_ok(), "{}", true);
[INFO] [stdout]      |                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parser.rs:2190:44
[INFO] [stdout]      |
[INFO] [stdout] 2190 |             assert!(parser.init().is_ok(), true);
[INFO] [stdout]      |                                            ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 2190 |             assert!(parser.init().is_ok(), "{}", true);
[INFO] [stdout]      |                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "65d7d795c4586540a75e73be3d8b7b6fb9b6edb42eaa3623ae4130eb1966c8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d7d795c4586540a75e73be3d8b7b6fb9b6edb42eaa3623ae4130eb1966c8c3", kill_on_drop: false }`
[INFO] [stdout] 65d7d795c4586540a75e73be3d8b7b6fb9b6edb42eaa3623ae4130eb1966c8c3
