[INFO] fetching crate rust_twostack 0.15.0...
[INFO] checking rust_twostack-0.15.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate rust_twostack 0.15.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rust_twostack 0.15.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_twostack 0.15.0
[INFO] finished tweaking crates.io crate rust_twostack 0.15.0
[INFO] tweaked toml for crates.io crate rust_twostack 0.15.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustils v0.1.23
[INFO] [stderr]   Downloaded unix-ts v1.0.0
[INFO] [stderr]   Downloaded unix-ts-macros v1.0.0
[INFO] [stderr]   Downloaded rust_dynamic v0.36.0
[INFO] [stderr]   Downloaded bincode2 v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac025eed7af90d8edf5391a9bcdd820157bf54ff70d1e3a70bf925188ac24acb
[INFO] running `Command { std: "docker" "start" "-a" "ac025eed7af90d8edf5391a9bcdd820157bf54ff70d1e3a70bf925188ac24acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac025eed7af90d8edf5391a9bcdd820157bf54ff70d1e3a70bf925188ac24acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac025eed7af90d8edf5391a9bcdd820157bf54ff70d1e3a70bf925188ac24acb", kill_on_drop: false }`
[INFO] [stdout] ac025eed7af90d8edf5391a9bcdd820157bf54ff70d1e3a70bf925188ac24acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3232093a49133389f206e294a9396bfbbe4e0bc85a95b985347810e30898866b
[INFO] running `Command { std: "docker" "start" "-a" "3232093a49133389f206e294a9396bfbbe4e0bc85a95b985347810e30898866b", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling unix-ts-macros v1.0.0
[INFO] [stderr]     Checking easy-error v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking unix-ts v1.0.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking nanoid v0.4.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking rustils v0.1.23
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]     Checking bincode2 v2.0.1
[INFO] [stderr]     Checking json_value_merge v2.0.0
[INFO] [stderr]     Checking rust_dynamic v0.36.0
[INFO] [stderr]     Checking rust_twostack v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ts_value.rs:20:48
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...                   return Err(err);
[INFO] [stdout]    |                              --- ^^^ expected `Box<dyn Error>`, found `Error`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn std::error::Error>`
[INFO] [stdout]               found struct `easy_error::Error`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: the type constructed contains `easy_error::Error` due to the type of the argument passed
[INFO] [stdout]   --> src/ts_value.rs:20:44
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...                   return Err(err);
[INFO] [stdout]    |                              ^^^^---^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/result.rs:537:5
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 20 |                                     return Err(Box::new(err));
[INFO] [stdout]    |                                                +++++++++   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ts_value.rs:20:48
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...                   return Err(err);
[INFO] [stdout]    |                              --- ^^^ expected `Box<dyn Error>`, found `Error`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn std::error::Error>`
[INFO] [stdout]               found struct `easy_error::Error`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: the type constructed contains `easy_error::Error` due to the type of the argument passed
[INFO] [stdout]   --> src/ts_value.rs:20:44
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...                   return Err(err);
[INFO] [stdout]    |                              ^^^^---^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/result.rs:537:5
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 20 |                                     return Err(Box::new(err));
[INFO] [stdout]    |                                                +++++++++   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ts_value.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 | ...                   return Err(err);
[INFO] [stdout]    |                              --- ^^^ expected `Box<dyn Error>`, found `Error`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn std::error::Error>`
[INFO] [stdout]               found struct `easy_error::Error`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: the type constructed contains `easy_error::Error` due to the type of the argument passed
[INFO] [stdout]   --> src/ts_value.rs:43:36
[INFO] [stdout]    |
[INFO] [stdout] 43 | ...                   return Err(err);
[INFO] [stdout]    |                              ^^^^---^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/result.rs:537:5
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 43 |                             return Err(Box::new(err));
[INFO] [stdout]    |                                        +++++++++   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ts_value.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 | ...                   return Err(err);
[INFO] [stdout]    |                              --- ^^^ expected `Box<dyn Error>`, found `Error`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn std::error::Error>`
[INFO] [stdout]               found struct `easy_error::Error`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: the type constructed contains `easy_error::Error` due to the type of the argument passed
[INFO] [stdout]   --> src/ts_value.rs:43:36
[INFO] [stdout]    |
[INFO] [stdout] 43 | ...                   return Err(err);
[INFO] [stdout]    |                              ^^^^---^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this argument influences the type of `Err`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/39cb3386ddc6c71657418be28dbb3987eea4aa4b/library/core/src/result.rs:537:5
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 43 |                             return Err(Box::new(err));
[INFO] [stdout]    |                                        +++++++++   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_twostack` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_twostack` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3232093a49133389f206e294a9396bfbbe4e0bc85a95b985347810e30898866b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3232093a49133389f206e294a9396bfbbe4e0bc85a95b985347810e30898866b", kill_on_drop: false }`
[INFO] [stdout] 3232093a49133389f206e294a9396bfbbe4e0bc85a95b985347810e30898866b
