[INFO] fetching crate oasis-rpc 0.4.0...
[INFO] testing oasis-rpc-0.4.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate oasis-rpc 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate oasis-rpc 0.4.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-rpc 0.4.0
[INFO] finished tweaking crates.io crate oasis-rpc 0.4.0
[INFO] tweaked toml for crates.io crate oasis-rpc 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmparser v0.42.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66fa89d21da1f1dd7f96cfe9b6757f9b6dba482ee1f7f2b3e2d5a9589dba7946
[INFO] running `Command { std: "docker" "start" "-a" "66fa89d21da1f1dd7f96cfe9b6757f9b6dba482ee1f7f2b3e2d5a9589dba7946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66fa89d21da1f1dd7f96cfe9b6757f9b6dba482ee1f7f2b3e2d5a9589dba7946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fa89d21da1f1dd7f96cfe9b6757f9b6dba482ee1f7f2b3e2d5a9589dba7946", kill_on_drop: false }`
[INFO] [stdout] 66fa89d21da1f1dd7f96cfe9b6757f9b6dba482ee1f7f2b3e2d5a9589dba7946
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb0e846dba9cc5f65cc476b0782e0381658e75a2f6f962ab4ae8693a5734737
[INFO] running `Command { std: "docker" "start" "-a" "8fb0e846dba9cc5f65cc476b0782e0381658e75a2f6f962ab4ae8693a5734737", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling oasis-rpc v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oasis-rpc` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8fb0e846dba9cc5f65cc476b0782e0381658e75a2f6f962ab4ae8693a5734737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb0e846dba9cc5f65cc476b0782e0381658e75a2f6f962ab4ae8693a5734737", kill_on_drop: false }`
[INFO] [stdout] 8fb0e846dba9cc5f65cc476b0782e0381658e75a2f6f962ab4ae8693a5734737
[INFO] testing oasis-rpc-0.4.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate oasis-rpc 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate oasis-rpc 0.4.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-rpc 0.4.0
[INFO] finished tweaking crates.io crate oasis-rpc 0.4.0
[INFO] tweaked toml for crates.io crate oasis-rpc 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 981840d1e349356bf0e292f65731e1fd57700bc9be8cb9f33bc3277135034277
[INFO] running `Command { std: "docker" "start" "-a" "981840d1e349356bf0e292f65731e1fd57700bc9be8cb9f33bc3277135034277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "981840d1e349356bf0e292f65731e1fd57700bc9be8cb9f33bc3277135034277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981840d1e349356bf0e292f65731e1fd57700bc9be8cb9f33bc3277135034277", kill_on_drop: false }`
[INFO] [stdout] 981840d1e349356bf0e292f65731e1fd57700bc9be8cb9f33bc3277135034277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 667e4e1f2c9040f7a617ef376f686a23939eebdc0899bf089f28e5cb8eb2ebaf
[INFO] running `Command { std: "docker" "start" "-a" "667e4e1f2c9040f7a617ef376f686a23939eebdc0899bf089f28e5cb8eb2ebaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling oasis-rpc v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oasis-rpc` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "667e4e1f2c9040f7a617ef376f686a23939eebdc0899bf089f28e5cb8eb2ebaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667e4e1f2c9040f7a617ef376f686a23939eebdc0899bf089f28e5cb8eb2ebaf", kill_on_drop: false }`
[INFO] [stdout] 667e4e1f2c9040f7a617ef376f686a23939eebdc0899bf089f28e5cb8eb2ebaf
