[INFO] fetching crate rust_twostack 0.15.0... [INFO] testing rust_twostack-0.15.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate rust_twostack 0.15.0 into /workspace/builds/worker-5-tc1/source [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-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust_twostack 0.15.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 136 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unix-ts-macros v1.0.0 [INFO] [stderr] Downloaded unix-ts v1.0.0 [INFO] [stderr] Downloaded nanoid v0.4.0 [INFO] [stderr] Downloaded bincode2 v2.0.1 [INFO] [stderr] Downloaded json_value_merge v2.0.1 [INFO] [stderr] Downloaded rustils v0.1.23 [INFO] [stderr] Downloaded easy-error v1.0.0 [INFO] [stderr] Downloaded rust_dynamic v0.48.0 [INFO] [stderr] Downloaded neurons v2.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a5ede8049bf98a9b094b9e6b46928b5a6ab58ecbd3adec31cdec75cef7cd047 [INFO] running `Command { std: "docker" "start" "-a" "6a5ede8049bf98a9b094b9e6b46928b5a6ab58ecbd3adec31cdec75cef7cd047", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a5ede8049bf98a9b094b9e6b46928b5a6ab58ecbd3adec31cdec75cef7cd047", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a5ede8049bf98a9b094b9e6b46928b5a6ab58ecbd3adec31cdec75cef7cd047", kill_on_drop: false }` [INFO] [stdout] 6a5ede8049bf98a9b094b9e6b46928b5a6ab58ecbd3adec31cdec75cef7cd047 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 772294f10191243d603fe42d8b7739451c830513584b19e434c926d87eefdba3 [INFO] running `Command { std: "docker" "start" "-a" "772294f10191243d603fe42d8b7739451c830513584b19e434c926d87eefdba3", kill_on_drop: false }` [INFO] [stderr] Compiling yeslogic-fontconfig-sys v6.0.0 [INFO] [stderr] Compiling libloading v0.8.9 [INFO] [stderr] Compiling pathfinder_simd v0.5.5 [INFO] [stderr] Compiling freetype-sys v0.20.1 [INFO] [stderr] Compiling dirs-sys v0.5.0 [INFO] [stderr] Compiling font-kit v0.14.3 [INFO] [stderr] Compiling image v0.24.9 [INFO] [stderr] Compiling gif v0.12.0 [INFO] [stderr] Compiling float-ord v0.3.2 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling ttf-parser v0.20.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling unix-ts-macros v1.0.0 [INFO] [stderr] Compiling rustils v0.1.23 [INFO] [stderr] Compiling dlib v0.5.2 [INFO] [stderr] Compiling nanoid v0.4.0 [INFO] [stderr] Compiling json_value_merge v2.0.1 [INFO] [stderr] Compiling dirs v6.0.0 [INFO] [stderr] Compiling easy-error v1.0.0 [INFO] [stderr] Compiling unix-ts v1.0.0 [INFO] [stderr] Compiling bincode2 v2.0.1 [INFO] [stderr] Compiling pathfinder_geometry v0.5.1 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling plotters-bitmap v0.3.7 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling neurons v2.6.2 [INFO] [stderr] Compiling rust_dynamic v0.48.0 [INFO] [stderr] Compiling 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`, found `Error` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [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/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:557:5 [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`, found `Error` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [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/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:557:5 [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] [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] running `Command { std: "docker" "inspect" "772294f10191243d603fe42d8b7739451c830513584b19e434c926d87eefdba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "772294f10191243d603fe42d8b7739451c830513584b19e434c926d87eefdba3", kill_on_drop: false }` [INFO] [stdout] 772294f10191243d603fe42d8b7739451c830513584b19e434c926d87eefdba3