[INFO] fetching crate debridge-u256 1.0.1...
[INFO] checking debridge-u256-1.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate debridge-u256 1.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate debridge-u256 1.0.1 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 debridge-u256 1.0.1
[INFO] finished tweaking crates.io crate debridge-u256 1.0.1
[INFO] tweaked toml for crates.io crate debridge-u256 1.0.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 88 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding bitvec v0.17.4 (latest: v1.0.1)
[INFO] [stderr]       Adding borsh v0.10.3 (latest: v1.4.0)
[INFO] [stderr]       Adding borsh-derive v0.10.3 (latest: v1.4.0)
[INFO] [stderr]       Adding byte-slice-cast v0.3.5 (latest: v1.2.2)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding itertools v0.9.0 (latest: v0.12.1)
[INFO] [stderr]       Adding parity-scale-codec v1.3.7 (latest: v3.6.9)
[INFO] [stderr]       Adding proc-macro-crate v0.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding radium v0.3.0 (latest: v1.1.0)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding serde_derive_internals v0.26.0 (latest: v0.29.0)
[INFO] [stderr]       Adding simplelog v0.11.2 (latest: v0.12.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding termcolor v1.1.3 (latest: v1.4.1)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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 parity-scale-codec v1.3.7
[INFO] [stderr]   Downloaded no-std-compat v0.4.1
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded simplelog v0.11.2
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded zkp-u256 v0.2.1
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c04d900c2d165eecd75f4f6d8998c604e20ce5f7ad69b82a89819d5e0b0f90f1
[INFO] running `Command { std: "docker" "start" "-a" "c04d900c2d165eecd75f4f6d8998c604e20ce5f7ad69b82a89819d5e0b0f90f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c04d900c2d165eecd75f4f6d8998c604e20ce5f7ad69b82a89819d5e0b0f90f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04d900c2d165eecd75f4f6d8998c604e20ce5f7ad69b82a89819d5e0b0f90f1", kill_on_drop: false }`
[INFO] [stdout] c04d900c2d165eecd75f4f6d8998c604e20ce5f7ad69b82a89819d5e0b0f90f1
[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=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] ea6fd1df961814a40469fffc82552507a94a49919ef0a521d51665b2beb14756
[INFO] running `Command { std: "docker" "start" "-a" "ea6fd1df961814a40469fffc82552507a94a49919ef0a521d51665b2beb14756", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling schemars v0.8.16
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking simplelog v0.11.2
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.10.3
[INFO] [stderr]    Compiling borsh-derive-internal v0.10.3
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling schemars_derive v0.8.16
[INFO] [stderr]    Compiling borsh-derive v0.10.3
[INFO] [stderr]     Checking borsh v0.10.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking parity-scale-codec v1.3.7
[INFO] [stderr]     Checking zkp-u256 v0.2.1
[INFO] [stderr]     Checking debridge-u256 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | use std::convert::TryFrom;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryFrom` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | use std::convert::TryFrom;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryFrom` is already defined here
[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 17.38s
[INFO] running `Command { std: "docker" "inspect" "ea6fd1df961814a40469fffc82552507a94a49919ef0a521d51665b2beb14756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6fd1df961814a40469fffc82552507a94a49919ef0a521d51665b2beb14756", kill_on_drop: false }`
[INFO] [stdout] ea6fd1df961814a40469fffc82552507a94a49919ef0a521d51665b2beb14756
[INFO] checking debridge-u256-1.0.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate debridge-u256 1.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate debridge-u256 1.0.1 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 debridge-u256 1.0.1
[INFO] finished tweaking crates.io crate debridge-u256 1.0.1
[INFO] tweaked toml for crates.io crate debridge-u256 1.0.1 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" "+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] [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61134ede28136897d161f62c21160aa1221e5012730580e3486bd3a4e39d5a1d
[INFO] running `Command { std: "docker" "start" "-a" "61134ede28136897d161f62c21160aa1221e5012730580e3486bd3a4e39d5a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61134ede28136897d161f62c21160aa1221e5012730580e3486bd3a4e39d5a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61134ede28136897d161f62c21160aa1221e5012730580e3486bd3a4e39d5a1d", kill_on_drop: false }`
[INFO] [stdout] 61134ede28136897d161f62c21160aa1221e5012730580e3486bd3a4e39d5a1d
[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=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] bec8b127576158e9ec9b0df7488a0897d1c0f40fb59ab79bf8f1da821dc9ca96
[INFO] running `Command { std: "docker" "start" "-a" "bec8b127576158e9ec9b0df7488a0897d1c0f40fb59ab79bf8f1da821dc9ca96", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]    Compiling schemars v0.8.16
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking simplelog v0.11.2
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.10.3
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling borsh-derive-internal v0.10.3
[INFO] [stderr]    Compiling schemars_derive v0.8.16
[INFO] [stderr]    Compiling borsh-derive v0.10.3
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking borsh v0.10.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking parity-scale-codec v1.3.7
[INFO] [stderr]     Checking zkp-u256 v0.2.1
[INFO] [stderr]     Checking debridge-u256 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | use std::convert::TryFrom;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryFrom` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | use std::convert::TryFrom;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryFrom` is already defined here
[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 16.23s
[INFO] running `Command { std: "docker" "inspect" "bec8b127576158e9ec9b0df7488a0897d1c0f40fb59ab79bf8f1da821dc9ca96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec8b127576158e9ec9b0df7488a0897d1c0f40fb59ab79bf8f1da821dc9ca96", kill_on_drop: false }`
[INFO] [stdout] bec8b127576158e9ec9b0df7488a0897d1c0f40fb59ab79bf8f1da821dc9ca96