[INFO] cloning repository https://github.com/longfangsong/pltl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/longfangsong/pltl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongfangsong%2Fpltl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongfangsong%2Fpltl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 814036e22114af4b993b799ede69248ba01897d9
[INFO] building longfangsong/pltl against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongfangsong%2Fpltl" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/longfangsong/pltl on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/longfangsong/pltl
[INFO] finished tweaking git repo https://github.com/longfangsong/pltl
[INFO] tweaked toml for git repo https://github.com/longfangsong/pltl written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/longfangsong/pltl 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da3259a9291feb89eeca43d43fb16445f8906006b451e6f3940b2835dc08c229
[INFO] running `Command { std: "docker" "start" "-a" "da3259a9291feb89eeca43d43fb16445f8906006b451e6f3940b2835dc08c229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da3259a9291feb89eeca43d43fb16445f8906006b451e6f3940b2835dc08c229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3259a9291feb89eeca43d43fb16445f8906006b451e6f3940b2835dc08c229", kill_on_drop: false }`
[INFO] [stdout] da3259a9291feb89eeca43d43fb16445f8906006b451e6f3940b2835dc08c229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4bcd74c149359fa290d28770e82694bf7ec68d832d0d0f063a6e01f3f11bdf4
[INFO] running `Command { std: "docker" "start" "-a" "e4bcd74c149359fa290d28770e82694bf7ec68d832d0d0f063a6e01f3f11bdf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling pltl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tuple`
[INFO] [stdout]  --> src/pltl/parse.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     sequence::{delimited, pair, preceded, tuple},
[INFO] [stdout]   |                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::parse`
[INFO] [stdout]  --> src/pltl/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use parse::parse;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `gen_word`
[INFO] [stdout]  --> src/word.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | macro_rules! gen_word {
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gen_word`
[INFO] [stdout]   --> src/word.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) use gen_word;
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `top` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn top(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bottom` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn bottom(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `atom` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn atom(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_in_parantheses` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn parse_in_parantheses(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `higher_than_unary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn higher_than_unary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_unary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn parse_unary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `higher_than_binary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn higher_than_binary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_binary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn parse_binary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]    --> src/pltl/parse.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn parse(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "e4bcd74c149359fa290d28770e82694bf7ec68d832d0d0f063a6e01f3f11bdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4bcd74c149359fa290d28770e82694bf7ec68d832d0d0f063a6e01f3f11bdf4", kill_on_drop: false }`
[INFO] [stdout] e4bcd74c149359fa290d28770e82694bf7ec68d832d0d0f063a6e01f3f11bdf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c61b286f2ba77de82722c5f996aa2b0e84035e466ac4810367ae28ae7d03e26
[INFO] running `Command { std: "docker" "start" "-a" "5c61b286f2ba77de82722c5f996aa2b0e84035e466ac4810367ae28ae7d03e26", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `tuple`
[INFO] [stdout]  --> src/pltl/parse.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     sequence::{delimited, pair, preceded, tuple},
[INFO] [stdout]   |                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::parse`
[INFO] [stdout]  --> src/pltl/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use parse::parse;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `gen_word`
[INFO] [stdout]  --> src/word.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | macro_rules! gen_word {
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gen_word`
[INFO] [stdout]   --> src/word.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) use gen_word;
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `top` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn top(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bottom` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn bottom(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pltl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `atom` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn atom(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_in_parantheses` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn parse_in_parantheses(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `higher_than_unary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn higher_than_unary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_unary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn parse_unary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `higher_than_binary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn higher_than_binary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_binary` is never used
[INFO] [stdout]   --> src/pltl/parse.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn parse_binary(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]    --> src/pltl/parse.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn parse(input: &str) -> IResult<&str, PLTL> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tuple`
[INFO] [stdout]  --> src/pltl/parse.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 |     sequence::{delimited, pair, preceded, tuple},
[INFO] [stdout]   |                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "5c61b286f2ba77de82722c5f996aa2b0e84035e466ac4810367ae28ae7d03e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c61b286f2ba77de82722c5f996aa2b0e84035e466ac4810367ae28ae7d03e26", kill_on_drop: false }`
[INFO] [stdout] 5c61b286f2ba77de82722c5f996aa2b0e84035e466ac4810367ae28ae7d03e26