[INFO] fetching crate ddc_bucket 0.5.1...
[INFO] checking ddc_bucket-0.5.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ddc_bucket 0.5.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ddc_bucket 0.5.1 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] started tweaking crates.io crate ddc_bucket 0.5.1
[INFO] finished tweaking crates.io crate ddc_bucket 0.5.1
[INFO] tweaked toml for crates.io crate ddc_bucket 0.5.1 written to /workspace/builds/worker-5-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[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 ...
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[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa9d0e5c56177ff41e090428d222e31fb3f016acbaeea2216911031ac2de202f
[INFO] running `Command { std: "docker" "start" "-a" "aa9d0e5c56177ff41e090428d222e31fb3f016acbaeea2216911031ac2de202f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa9d0e5c56177ff41e090428d222e31fb3f016acbaeea2216911031ac2de202f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9d0e5c56177ff41e090428d222e31fb3f016acbaeea2216911031ac2de202f", kill_on_drop: false }`
[INFO] [stdout] aa9d0e5c56177ff41e090428d222e31fb3f016acbaeea2216911031ac2de202f
[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=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] 820bc89f562f16051388fc872dc37eb53143b3fd2faf8a47ef8f1e9e7c7af091
[INFO] running `Command { std: "docker" "start" "-a" "820bc89f562f16051388fc872dc37eb53143b3fd2faf8a47ef8f1e9e7c7af091", kill_on_drop: false }`
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[INFO] [stderr]    Compiling scale-info-derive v0.4.0
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling ink_storage_derive v3.0.0-rc4
[INFO] [stderr]     Checking ink_lang_ir v3.0.0-rc4
[INFO] [stderr]    Compiling parity-scale-codec v2.3.1
[INFO] [stderr]    Compiling scale-info v0.6.0
[INFO] [stderr]    Compiling ink_lang_codegen v3.0.0-rc4
[INFO] [stderr]    Compiling ink_primitives v3.0.0-rc4
[INFO] [stderr]    Compiling ink_lang_macro v3.0.0-rc4
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
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[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking ink_metadata v3.0.0-rc4
[INFO] [stderr]     Checking ink_env v3.0.0-rc4
[INFO] [stderr]     Checking ink_storage v3.0.0-rc4
[INFO] [stderr]     Checking ink_lang v3.0.0-rc4
[INFO] [stderr]     Checking ddc_bucket v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `initialize_or_reset_as_default`
[INFO] [stdout]  --> ddc_bucket/tests/env_utils.rs:7:62
[INFO] [stdout]   |
[INFO] [stdout] 7 |     test::{advance_block, default_accounts, DefaultAccounts, initialize_or_reset_as_default, recorded_events},
[INFO] [stdout]   |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `provider_id` and `engine_name` are never read
[INFO] [stdout]  --> ddc_bucket/tests/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TestNode {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 7 |     pub provider_id: AccountId,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 8 |     pub node_id: NodeId,
[INFO] [stdout] 9 |     pub engine_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.02s
[INFO] running `Command { std: "docker" "inspect" "820bc89f562f16051388fc872dc37eb53143b3fd2faf8a47ef8f1e9e7c7af091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820bc89f562f16051388fc872dc37eb53143b3fd2faf8a47ef8f1e9e7c7af091", kill_on_drop: false }`
[INFO] [stdout] 820bc89f562f16051388fc872dc37eb53143b3fd2faf8a47ef8f1e9e7c7af091
[INFO] checking ddc_bucket-0.5.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ddc_bucket 0.5.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ddc_bucket 0.5.1 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] started tweaking crates.io crate ddc_bucket 0.5.1
[INFO] finished tweaking crates.io crate ddc_bucket 0.5.1
[INFO] tweaked toml for crates.io crate ddc_bucket 0.5.1 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 08125d60f033d5968a1dd070b82ba08194c0d661a31aedbf9254a48ff2dfd243
[INFO] running `Command { std: "docker" "start" "-a" "08125d60f033d5968a1dd070b82ba08194c0d661a31aedbf9254a48ff2dfd243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08125d60f033d5968a1dd070b82ba08194c0d661a31aedbf9254a48ff2dfd243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08125d60f033d5968a1dd070b82ba08194c0d661a31aedbf9254a48ff2dfd243", kill_on_drop: false }`
[INFO] [stdout] 08125d60f033d5968a1dd070b82ba08194c0d661a31aedbf9254a48ff2dfd243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a3a934e3d640125af0d594633e9a83fae12d303d14f3e7da6f3210a3cad4deff
[INFO] running `Command { std: "docker" "start" "-a" "a3a934e3d640125af0d594633e9a83fae12d303d14f3e7da6f3210a3cad4deff", kill_on_drop: false }`
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[INFO] [stderr]     Checking ddc_bucket v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `initialize_or_reset_as_default`
[INFO] [stdout]  --> ddc_bucket/tests/env_utils.rs:7:62
[INFO] [stdout]   |
[INFO] [stdout] 7 |     test::{advance_block, default_accounts, DefaultAccounts, initialize_or_reset_as_default, recorded_events},
[INFO] [stdout]   |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `provider_id` and `engine_name` are never read
[INFO] [stdout]  --> ddc_bucket/tests/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TestNode {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 7 |     pub provider_id: AccountId,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 8 |     pub node_id: NodeId,
[INFO] [stdout] 9 |     pub engine_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.05s
[INFO] running `Command { std: "docker" "inspect" "a3a934e3d640125af0d594633e9a83fae12d303d14f3e7da6f3210a3cad4deff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a934e3d640125af0d594633e9a83fae12d303d14f3e7da6f3210a3cad4deff", kill_on_drop: false }`
[INFO] [stdout] a3a934e3d640125af0d594633e9a83fae12d303d14f3e7da6f3210a3cad4deff