[INFO] fetching crate arsert_impl 0.0.2...
[INFO] extracting crate arsert_impl 0.0.2 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/arsert_impl/0.0.2
[INFO] extracting crate arsert_impl 0.0.2 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/arsert_impl/0.0.2
[INFO] validating manifest of arsert_impl-0.0.2 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of arsert_impl-0.0.2 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing arsert_impl-0.0.2
[INFO] finished frobbing arsert_impl-0.0.2
[INFO] frobbed toml for arsert_impl-0.0.2 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/arsert_impl/0.0.2/Cargo.toml
[INFO] started frobbing arsert_impl-0.0.2
[INFO] finished frobbing arsert_impl-0.0.2
[INFO] frobbed toml for arsert_impl-0.0.2 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/arsert_impl/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arsert_failure v0.0.2
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing arsert_impl-0.0.2 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/arsert_impl/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 4fd2b5a2417f49cff025f7a964d6fe13722ffd629b5c1814ee99b920d39dad1b
[INFO] running `"docker" "start" "-a" "4fd2b5a2417f49cff025f7a964d6fe13722ffd629b5c1814ee99b920d39dad1b"`
[INFO] [stderr]    Compiling arsert_failure v0.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]    Compiling arsert_impl v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ExprPath`
[INFO] [stderr]  --> src/lib.rs:7:68
[INFO] [stderr]   |
[INFO] [stderr] 7 | use syn::{self, parenthesized, parse_macro_input, Attribute, Expr, ExprPath, Result, Token};
[INFO] [stderr]   |                                                                    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ExprPath`
[INFO] [stderr]  --> src/expressions.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use syn::{Expr, ExprPath, Result};
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `proc_macro2`
[INFO] [stderr]  --> src/expressions/binary.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use proc_macro2;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `proc_macro2`
[INFO] [stderr]  --> src/expressions/simple.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use proc_macro2;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ExprPath`
[INFO] [stderr]  --> src/expressions/simple.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use syn::{Expr, ExprPath};
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `proc_macro2`
[INFO] [stderr]  --> src/expressions/unary.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use proc_macro2;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `"docker" "inspect" "4fd2b5a2417f49cff025f7a964d6fe13722ffd629b5c1814ee99b920d39dad1b"`
[INFO] running `"docker" "rm" "-f" "4fd2b5a2417f49cff025f7a964d6fe13722ffd629b5c1814ee99b920d39dad1b"`
[INFO] [stdout] 4fd2b5a2417f49cff025f7a964d6fe13722ffd629b5c1814ee99b920d39dad1b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/arsert_impl/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1a25af43c50fb15a51b4db0355c55700c68bcf81785e6e73747e5296b8f94042
[INFO] running `"docker" "start" "-a" "1a25af43c50fb15a51b4db0355c55700c68bcf81785e6e73747e5296b8f94042"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling arsert_impl v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ExprPath`
[INFO] [stderr]  --> src/lib.rs:7:68
[INFO] [stderr]   |
[INFO] [stderr] 7 | use syn::{self, parenthesized, parse_macro_input, Attribute, Expr, ExprPath, Result, Token};
[INFO] [stderr]   |                                                                    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ExprPath`
[INFO] [stderr]  --> src/expressions.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use syn::{Expr, ExprPath, Result};
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `proc_macro2`
[INFO] [stderr]  --> src/expressions/binary.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use proc_macro2;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `proc_macro2`
[INFO] [stderr]  --> src/expressions/simple.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use proc_macro2;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ExprPath`
[INFO] [stderr]  --> src/expressions/simple.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use syn::{Expr, ExprPath};
[INFO] [stderr]   |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `proc_macro2`
[INFO] [stderr]  --> src/expressions/unary.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use proc_macro2;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "1a25af43c50fb15a51b4db0355c55700c68bcf81785e6e73747e5296b8f94042"`
[INFO] running `"docker" "rm" "-f" "1a25af43c50fb15a51b4db0355c55700c68bcf81785e6e73747e5296b8f94042"`
[INFO] [stdout] 1a25af43c50fb15a51b4db0355c55700c68bcf81785e6e73747e5296b8f94042
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/arsert_impl/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 21a030bdddf2c1450faac3fabb6e985914da9c5a67d0123238fbb4ce4b2bacef
[INFO] running `"docker" "start" "-a" "21a030bdddf2c1450faac3fabb6e985914da9c5a67d0123238fbb4ce4b2bacef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/arsert_impl-286e32c3d07ad63e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arsert_impl
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "21a030bdddf2c1450faac3fabb6e985914da9c5a67d0123238fbb4ce4b2bacef"`
[INFO] running `"docker" "rm" "-f" "21a030bdddf2c1450faac3fabb6e985914da9c5a67d0123238fbb4ce4b2bacef"`
[INFO] [stdout] 21a030bdddf2c1450faac3fabb6e985914da9c5a67d0123238fbb4ce4b2bacef