[INFO] fetching crate cql3-parser 0.4.0...
[INFO] checking cql3-parser-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cql3-parser 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cql3-parser 0.4.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate cql3-parser 0.4.0
[INFO] finished tweaking crates.io crate cql3-parser 0.4.0
[INFO] tweaked toml for crates.io crate cql3-parser 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages
[INFO] [stderr]       Adding itertools v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding tree-sitter v0.20.10 (latest: v0.22.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter v0.20.10
[INFO] [stderr]   Downloaded bigdecimal v0.4.3
[INFO] [stderr]   Downloaded tree-sitter-cql v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37839cdc76dc16576c17367f1833c72365bc297861f242c220a05fed36690c24
[INFO] running `Command { std: "docker" "start" "-a" "37839cdc76dc16576c17367f1833c72365bc297861f242c220a05fed36690c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37839cdc76dc16576c17367f1833c72365bc297861f242c220a05fed36690c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37839cdc76dc16576c17367f1833c72365bc297861f242c220a05fed36690c24", kill_on_drop: false }`
[INFO] [stdout] 37839cdc76dc16576c17367f1833c72365bc297861f242c220a05fed36690c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad95eb8406107193b0ba8f9608924260d1b7838a6a33b6cf89a19f6c5586b9e2
[INFO] running `Command { std: "docker" "start" "-a" "ad95eb8406107193b0ba8f9608924260d1b7838a6a33b6cf89a19f6c5586b9e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling bigdecimal v0.4.3
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling tree-sitter-cql v0.1.1
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking cql3-parser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]  --> src/common.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex;
[INFO] [stdout]   |     ^^^ the item `hex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]  --> src/common.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex;
[INFO] [stdout]   |     ^^^ the item `hex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.79s
[INFO] running `Command { std: "docker" "inspect" "ad95eb8406107193b0ba8f9608924260d1b7838a6a33b6cf89a19f6c5586b9e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad95eb8406107193b0ba8f9608924260d1b7838a6a33b6cf89a19f6c5586b9e2", kill_on_drop: false }`
[INFO] [stdout] ad95eb8406107193b0ba8f9608924260d1b7838a6a33b6cf89a19f6c5586b9e2
[INFO] checking cql3-parser-0.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate cql3-parser 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cql3-parser 0.4.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate cql3-parser 0.4.0
[INFO] finished tweaking crates.io crate cql3-parser 0.4.0
[INFO] tweaked toml for crates.io crate cql3-parser 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3bc207c0f0bb13e216d1b3f0a4e27cdce124525349ad90588e63149e4e1b4f9
[INFO] running `Command { std: "docker" "start" "-a" "d3bc207c0f0bb13e216d1b3f0a4e27cdce124525349ad90588e63149e4e1b4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3bc207c0f0bb13e216d1b3f0a4e27cdce124525349ad90588e63149e4e1b4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bc207c0f0bb13e216d1b3f0a4e27cdce124525349ad90588e63149e4e1b4f9", kill_on_drop: false }`
[INFO] [stdout] d3bc207c0f0bb13e216d1b3f0a4e27cdce124525349ad90588e63149e4e1b4f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d807cd136d7f50b99d2fdb6378c8945980674466144beeeca246286307d17b68
[INFO] running `Command { std: "docker" "start" "-a" "d807cd136d7f50b99d2fdb6378c8945980674466144beeeca246286307d17b68", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling bigdecimal v0.4.3
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling tree-sitter-cql v0.1.1
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking cql3-parser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]  --> src/common.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex;
[INFO] [stdout]   |     ^^^ the item `hex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]  --> src/common.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex;
[INFO] [stdout]   |     ^^^ the item `hex` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "d807cd136d7f50b99d2fdb6378c8945980674466144beeeca246286307d17b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d807cd136d7f50b99d2fdb6378c8945980674466144beeeca246286307d17b68", kill_on_drop: false }`
[INFO] [stdout] d807cd136d7f50b99d2fdb6378c8945980674466144beeeca246286307d17b68