[INFO] fetching crate shorten 0.2.0...
[INFO] testing shorten-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate shorten 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate shorten 0.2.0
[INFO] finished tweaking crates.io crate shorten 0.2.0
[INFO] tweaked toml for crates.io crate shorten 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shorten 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 794ab0383a0d41079f7125b74c45b2bf75e79a2809a5fe28d604a8def10f4099
[INFO] running `Command { std: "docker" "start" "-a" "794ab0383a0d41079f7125b74c45b2bf75e79a2809a5fe28d604a8def10f4099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "794ab0383a0d41079f7125b74c45b2bf75e79a2809a5fe28d604a8def10f4099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794ab0383a0d41079f7125b74c45b2bf75e79a2809a5fe28d604a8def10f4099", kill_on_drop: false }`
[INFO] [stdout] 794ab0383a0d41079f7125b74c45b2bf75e79a2809a5fe28d604a8def10f4099
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40c069adf556bb300f68a22df9ff4f41f5ed2b5266b888e4623ed8a016de34e4
[INFO] running `Command { std: "docker" "start" "-a" "40c069adf556bb300f68a22df9ff4f41f5ed2b5266b888e4623ed8a016de34e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling shorten v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "40c069adf556bb300f68a22df9ff4f41f5ed2b5266b888e4623ed8a016de34e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c069adf556bb300f68a22df9ff4f41f5ed2b5266b888e4623ed8a016de34e4", kill_on_drop: false }`
[INFO] [stdout] 40c069adf556bb300f68a22df9ff4f41f5ed2b5266b888e4623ed8a016de34e4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec5965676f447a305b224de677b709ac062031e896e4f4f101c7914c9e74c64
[INFO] running `Command { std: "docker" "start" "-a" "2ec5965676f447a305b224de677b709ac062031e896e4f4f101c7914c9e74c64", kill_on_drop: false }`
[INFO] [stderr]    Compiling shorten v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:46:6
[INFO] [stdout]    |
[INFO] [stdout] 46 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:38:51
[INFO] [stdout]    |
[INFO] [stdout] 38 | macro_rules! s { ( $x:expr ) => { String::from($x); }; }
[INFO] [stdout]    |                                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |         assert_eq!(s!("Hello"), String::from("Hello"));
[INFO] [stdout]    |                    ----------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this error originates in the macro `s` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:42:68
[INFO] [stdout]    |
[INFO] [stdout] 42 | macro_rules! ss {    ($x:expr, $y:expr) => ( &*format!("{}{}", $x, $y); ) }
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout] ...
[INFO] [stdout] 54 |         assert_eq!(ss!("Hello", ", world"), "Hello, world");
[INFO] [stdout]    |                    ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `ss` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shorten` (lib test) due to 10 previous errors; 1 warning emitted
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:38:51
[INFO] [stdout]    |
[INFO] [stdout] 38 | macro_rules! s { ( $x:expr ) => { String::from($x); }; }
[INFO] [stdout]    |                                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 56 |         let s1 = s!("Hello");
[INFO] [stdout]    |                  ----------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `s` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:38:51
[INFO] [stdout]    |
[INFO] [stdout] 38 | macro_rules! s { ( $x:expr ) => { String::from($x); }; }
[INFO] [stdout]    |                                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 57 |         let s2 = s!(", world");
[INFO] [stdout]    |                  ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `s` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:42:68
[INFO] [stdout]    |
[INFO] [stdout] 42 | macro_rules! ss {    ($x:expr, $y:expr) => ( &*format!("{}{}", $x, $y); ) }
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout] ...
[INFO] [stdout] 58 |         assert_eq!(ss!(s1, s2), "Hello, world");
[INFO] [stdout]    |                    ----------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `ss` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ec5965676f447a305b224de677b709ac062031e896e4f4f101c7914c9e74c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec5965676f447a305b224de677b709ac062031e896e4f4f101c7914c9e74c64", kill_on_drop: false }`
[INFO] [stdout] 2ec5965676f447a305b224de677b709ac062031e896e4f4f101c7914c9e74c64