[INFO] fetching crate evm-coder 0.4.2...
[INFO] checking evm-coder-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate evm-coder 0.4.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate evm-coder 0.4.2 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 evm-coder 0.4.2
[INFO] finished tweaking crates.io crate evm-coder 0.4.2
[INFO] tweaked toml for crates.io crate evm-coder 0.4.2 written to /workspace/builds/worker-6-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 109 packages
[INFO] [stderr]       Adding bstr v0.2.17 (latest: v1.9.1)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding ethereum v0.14.0 (latest: v0.15.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hash-db v0.15.2 (latest: v0.16.0)
[INFO] [stderr]       Adding hex-literal v0.3.4 (latest: v0.4.1)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro-crate v2.0.2 (latest: v3.1.0)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.8.2 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (latest: v0.6.5)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding toml_edit v0.20.2 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.15.8
[INFO] [stderr]   Downloaded ethereum v0.14.0
[INFO] [stderr]   Downloaded triehash v0.8.4
[INFO] [stderr]   Downloaded sha3-const v0.1.1
[INFO] [stderr]   Downloaded evm-coder-procedural v0.4.3
[INFO] [stderr]   Downloaded bondrewd-derive v0.3.18
[INFO] [stderr]   Downloaded bondrewd v0.1.14
[INFO] [stderr]   Downloaded hash256-std-hasher v0.15.2
[INFO] [stderr]   Downloaded hash-db v0.15.2
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded toml v0.8.2
[INFO] [stderr]   Downloaded similar-asserts v1.5.0
[INFO] [stderr]   Downloaded trybuild v1.0.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e085bb0d2b51bcdc50c078ff4a224be4a460690bf0b0bad8f0224138c6c877b8
[INFO] running `Command { std: "docker" "start" "-a" "e085bb0d2b51bcdc50c078ff4a224be4a460690bf0b0bad8f0224138c6c877b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e085bb0d2b51bcdc50c078ff4a224be4a460690bf0b0bad8f0224138c6c877b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e085bb0d2b51bcdc50c078ff4a224be4a460690bf0b0bad8f0224138c6c877b8", kill_on_drop: false }`
[INFO] [stdout] e085bb0d2b51bcdc50c078ff4a224be4a460690bf0b0bad8f0224138c6c877b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 665af0be71d0d64d60a04230f832d21baf15bc948babb3c87f0340e6a72c507c
[INFO] running `Command { std: "docker" "start" "-a" "665af0be71d0d64d60a04230f832d21baf15bc948babb3c87f0340e6a72c507c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking sha3-const v0.1.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]     Checking similar-asserts v1.5.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]    Compiling rlp-derive v0.1.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.9
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling scale-info-derive v2.11.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling bondrewd-derive v0.3.18
[INFO] [stderr]    Compiling evm-coder-procedural v0.4.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking triehash v0.8.4
[INFO] [stderr]     Checking bondrewd v0.1.14
[INFO] [stderr]     Checking parity-scale-codec v3.6.9
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking scale-info v2.11.1
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking ethereum v0.14.0
[INFO] [stderr]     Checking evm-coder v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> tests/derive.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Contract(bool);
[INFO] [stdout]   |            -------- ^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Contract(());
[INFO] [stdout]   |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.45s
[INFO] running `Command { std: "docker" "inspect" "665af0be71d0d64d60a04230f832d21baf15bc948babb3c87f0340e6a72c507c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665af0be71d0d64d60a04230f832d21baf15bc948babb3c87f0340e6a72c507c", kill_on_drop: false }`
[INFO] [stdout] 665af0be71d0d64d60a04230f832d21baf15bc948babb3c87f0340e6a72c507c
[INFO] checking evm-coder-0.4.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate evm-coder 0.4.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate evm-coder 0.4.2 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 evm-coder 0.4.2
[INFO] finished tweaking crates.io crate evm-coder 0.4.2
[INFO] tweaked toml for crates.io crate evm-coder 0.4.2 written to /workspace/builds/worker-6-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]     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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9c5548c242ce19e03211b4eb155795fe330d58d7629ccb8fe8adef4e49622c2e
[INFO] running `Command { std: "docker" "start" "-a" "9c5548c242ce19e03211b4eb155795fe330d58d7629ccb8fe8adef4e49622c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5548c242ce19e03211b4eb155795fe330d58d7629ccb8fe8adef4e49622c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5548c242ce19e03211b4eb155795fe330d58d7629ccb8fe8adef4e49622c2e", kill_on_drop: false }`
[INFO] [stdout] 9c5548c242ce19e03211b4eb155795fe330d58d7629ccb8fe8adef4e49622c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 013319feae6cc75484274afb834cf5ccad9fd8606be9f3603927f98682aaceb7
[INFO] running `Command { std: "docker" "start" "-a" "013319feae6cc75484274afb834cf5ccad9fd8606be9f3603927f98682aaceb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking sha3-const v0.1.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking similar-asserts v1.5.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.9
[INFO] [stderr]    Compiling rlp-derive v0.1.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling scale-info-derive v2.11.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling evm-coder-procedural v0.4.3
[INFO] [stderr]    Compiling bondrewd-derive v0.3.18
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking triehash v0.8.4
[INFO] [stderr]     Checking bondrewd v0.1.14
[INFO] [stderr]     Checking parity-scale-codec v3.6.9
[INFO] [stderr]     Checking scale-info v2.11.1
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking ethereum v0.14.0
[INFO] [stderr]     Checking evm-coder v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> tests/derive.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Contract(bool);
[INFO] [stdout]   |            -------- ^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Contract(());
[INFO] [stdout]   |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.32s
[INFO] running `Command { std: "docker" "inspect" "013319feae6cc75484274afb834cf5ccad9fd8606be9f3603927f98682aaceb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013319feae6cc75484274afb834cf5ccad9fd8606be9f3603927f98682aaceb7", kill_on_drop: false }`
[INFO] [stdout] 013319feae6cc75484274afb834cf5ccad9fd8606be9f3603927f98682aaceb7