[INFO] fetching crate arcon_compiler 0.1.1...
[INFO] checking arcon_compiler-0.1.1 against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] extracting crate arcon_compiler 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arcon_compiler 0.1.1 on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_compiler 0.1.1
[INFO] finished tweaking crates.io crate arcon_compiler 0.1.1
[INFO] tweaked toml for crates.io crate arcon_compiler 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate arcon_compiler 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--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] [stderr] error: failed to select a version for the requirement `rustc-ap-rustc_data_structures = "^546.0.0"` (locked to 546.0.0)
[INFO] [stderr] candidate versions found which didn't match: 361.0.0, 360.0.0, 359.0.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `rustc-ap-rustc_target v546.0.0`
[INFO] [stderr]     ... which satisfies dependency `rustc-ap-rustc_target = "^546.0.0"` (locked to 546.0.0) of package `rustfmt-nightly v1.4.5`
[INFO] [stderr]     ... which satisfies dependency `rustfmt-nightly = "^1.2.2"` (locked to 1.4.5) of package `arcon_codegen v0.1.3`
[INFO] [stderr]     ... which satisfies dependency `arcon_codegen = "^0.1"` (locked to 0.1.3) of package `arcon_compiler v0.1.1 (/workspace/builds/worker-5-tc2/source)`
[INFO] checking arcon_compiler-0.1.1 against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] extracting crate arcon_compiler 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arcon_compiler 0.1.1 on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_compiler 0.1.1
[INFO] finished tweaking crates.io crate arcon_compiler 0.1.1
[INFO] tweaked toml for crates.io crate arcon_compiler 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate arcon_compiler 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--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] [stderr] error: failed to select a version for the requirement `rustc-ap-rustc_data_structures = "^546.0.0"` (locked to 546.0.0)
[INFO] [stderr] candidate versions found which didn't match: 361.0.0, 360.0.0, 359.0.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `rustc-ap-rustc_target v546.0.0`
[INFO] [stderr]     ... which satisfies dependency `rustc-ap-rustc_target = "^546.0.0"` (locked to 546.0.0) of package `rustfmt-nightly v1.4.5`
[INFO] [stderr]     ... which satisfies dependency `rustfmt-nightly = "^1.2.2"` (locked to 1.4.5) of package `arcon_codegen v0.1.3`
[INFO] [stderr]     ... which satisfies dependency `arcon_codegen = "^0.1"` (locked to 0.1.3) of package `arcon_compiler v0.1.1 (/workspace/builds/worker-5-tc2/source)`
[INFO] checking arcon_compiler-0.1.1 against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] extracting crate arcon_compiler 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arcon_compiler 0.1.1 on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_compiler 0.1.1
[INFO] finished tweaking crates.io crate arcon_compiler 0.1.1
[INFO] tweaked toml for crates.io crate arcon_compiler 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate arcon_compiler 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--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] [stderr] error: failed to select a version for the requirement `rustc-ap-rustc_data_structures = "^546.0.0"` (locked to 546.0.0)
[INFO] [stderr] candidate versions found which didn't match: 361.0.0, 360.0.0, 359.0.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `rustc-ap-rustc_target v546.0.0`
[INFO] [stderr]     ... which satisfies dependency `rustc-ap-rustc_target = "^546.0.0"` (locked to 546.0.0) of package `rustfmt-nightly v1.4.5`
[INFO] [stderr]     ... which satisfies dependency `rustfmt-nightly = "^1.2.2"` (locked to 1.4.5) of package `arcon_codegen v0.1.3`
[INFO] [stderr]     ... which satisfies dependency `arcon_codegen = "^0.1"` (locked to 0.1.3) of package `arcon_compiler v0.1.1 (/workspace/builds/worker-5-tc2/source)`
[INFO] checking arcon_compiler-0.1.1 against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] extracting crate arcon_compiler 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arcon_compiler 0.1.1 on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_compiler 0.1.1
[INFO] finished tweaking crates.io crate arcon_compiler 0.1.1
[INFO] tweaked toml for crates.io crate arcon_compiler 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate arcon_compiler 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--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] [stderr] error: failed to select a version for the requirement `rustc-ap-rustc_data_structures = "^546.0.0"` (locked to 546.0.0)
[INFO] [stderr] candidate versions found which didn't match: 361.0.0, 360.0.0, 359.0.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `rustc-ap-rustc_target v546.0.0`
[INFO] [stderr]     ... which satisfies dependency `rustc-ap-rustc_target = "^546.0.0"` (locked to 546.0.0) of package `rustfmt-nightly v1.4.5`
[INFO] [stderr]     ... which satisfies dependency `rustfmt-nightly = "^1.2.2"` (locked to 1.4.5) of package `arcon_codegen v0.1.3`
[INFO] [stderr]     ... which satisfies dependency `arcon_codegen = "^0.1"` (locked to 0.1.3) of package `arcon_compiler v0.1.1 (/workspace/builds/worker-5-tc2/source)`
[INFO] checking arcon_compiler-0.1.1 against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] extracting crate arcon_compiler 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arcon_compiler 0.1.1 on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_compiler 0.1.1
[INFO] finished tweaking crates.io crate arcon_compiler 0.1.1
[INFO] tweaked toml for crates.io crate arcon_compiler 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate arcon_compiler 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `rustc-ap-rustc_data_structures = "^546.0.0"` (locked to 546.0.0)
[INFO] [stderr] candidate versions found which didn't match: 361.0.0, 360.0.0, 359.0.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `rustc-ap-rustc_target v546.0.0`
[INFO] [stderr]     ... which satisfies dependency `rustc-ap-rustc_target = "^546.0.0"` (locked to 546.0.0) of package `rustfmt-nightly v1.4.5`
[INFO] [stderr]     ... which satisfies dependency `rustfmt-nightly = "^1.2.2"` (locked to 1.4.5) of package `arcon_codegen v0.1.3`
[INFO] [stderr]     ... which satisfies dependency `arcon_codegen = "^0.1"` (locked to 0.1.3) of package `arcon_compiler v0.1.1 (/workspace/builds/worker-5-tc2/source)`


ExecutionFailed(ExitStatus(unix_wait_status(25856)))