[INFO] fetching crate ed25519-consensus 2.1.0...
[INFO] checking ed25519-consensus-2.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ed25519-consensus 2.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ed25519-consensus 2.1.0 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] started tweaking crates.io crate ed25519-consensus 2.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ed25519-consensus 2.1.0
[INFO] tweaked toml for crates.io crate ed25519-consensus 2.1.0 written to /workspace/builds/worker-7-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 111 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding color-eyre v0.5.11 (latest: v0.6.3)
[INFO] [stderr]       Adding color-spantrace v0.1.6 (latest: v0.2.1)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding curve25519-dalek v3.2.1 (latest: v4.1.2)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding ed25519-zebra v1.0.1 (latest: v4.0.3)
[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 half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding owo-colors v1.3.0 (latest: v4.0.0)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding tracing-error v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (latest: v0.3.18)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zeroize v1.3.0 (latest: v1.7.0)
[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 tracing-error v0.1.2
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.25
[INFO] [stderr]   Downloaded ed25519-zebra v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b0d56a26a353081672169a8afa5f9e54cdd154e5db5ca1582465dc0899ca5fe0
[INFO] running `Command { std: "docker" "start" "-a" "b0d56a26a353081672169a8afa5f9e54cdd154e5db5ca1582465dc0899ca5fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d56a26a353081672169a8afa5f9e54cdd154e5db5ca1582465dc0899ca5fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d56a26a353081672169a8afa5f9e54cdd154e5db5ca1582465dc0899ca5fe0", kill_on_drop: false }`
[INFO] [stdout] b0d56a26a353081672169a8afa5f9e54cdd154e5db5ca1582465dc0899ca5fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 722ab7f79bfa9a1290f52601f374640b95b83c2d227d614439bd1ed6fb7a549f
[INFO] running `Command { std: "docker" "start" "-a" "722ab7f79bfa9a1290f52601f374640b95b83c2d227d614439bd1ed6fb7a549f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking ed25519-zebra v1.0.1
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking ed25519-consensus v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stdout] warning: the item `bincode` is imported redundantly
[INFO] [stdout]  --> tests/rfc8032.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bincode;
[INFO] [stdout]   |     ^^^^^^^ the item `bincode` 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]  --> tests/rfc8032.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use hex;
[INFO] [stdout]   |     ^^^ the item `hex` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ed25519_consensus` is imported redundantly
[INFO] [stdout]  --> tests/util/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ed25519_consensus;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `ed25519_consensus` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.13s
[INFO] running `Command { std: "docker" "inspect" "722ab7f79bfa9a1290f52601f374640b95b83c2d227d614439bd1ed6fb7a549f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722ab7f79bfa9a1290f52601f374640b95b83c2d227d614439bd1ed6fb7a549f", kill_on_drop: false }`
[INFO] [stdout] 722ab7f79bfa9a1290f52601f374640b95b83c2d227d614439bd1ed6fb7a549f
[INFO] checking ed25519-consensus-2.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ed25519-consensus 2.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ed25519-consensus 2.1.0 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] started tweaking crates.io crate ed25519-consensus 2.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ed25519-consensus 2.1.0
[INFO] tweaked toml for crates.io crate ed25519-consensus 2.1.0 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3fb4cba6555db3e99869d65ede87b9a702a7562b95e589b14eab0bb69c582515
[INFO] running `Command { std: "docker" "start" "-a" "3fb4cba6555db3e99869d65ede87b9a702a7562b95e589b14eab0bb69c582515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb4cba6555db3e99869d65ede87b9a702a7562b95e589b14eab0bb69c582515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb4cba6555db3e99869d65ede87b9a702a7562b95e589b14eab0bb69c582515", kill_on_drop: false }`
[INFO] [stdout] 3fb4cba6555db3e99869d65ede87b9a702a7562b95e589b14eab0bb69c582515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3e9daf1ded3c30e4500058dc7af6589941cdf573f7f39e0655a7680078b4c232
[INFO] running `Command { std: "docker" "start" "-a" "3e9daf1ded3c30e4500058dc7af6589941cdf573f7f39e0655a7680078b4c232", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ed25519-zebra v1.0.1
[INFO] [stderr]     Checking ed25519-consensus v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stdout] warning: the item `bincode` is imported redundantly
[INFO] [stdout]  --> tests/rfc8032.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bincode;
[INFO] [stdout]   |     ^^^^^^^ the item `bincode` 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]  --> tests/rfc8032.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use hex;
[INFO] [stdout]   |     ^^^ the item `hex` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ed25519_consensus` is imported redundantly
[INFO] [stdout]  --> tests/util/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ed25519_consensus;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `ed25519_consensus` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.30s
[INFO] running `Command { std: "docker" "inspect" "3e9daf1ded3c30e4500058dc7af6589941cdf573f7f39e0655a7680078b4c232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9daf1ded3c30e4500058dc7af6589941cdf573f7f39e0655a7680078b4c232", kill_on_drop: false }`
[INFO] [stdout] 3e9daf1ded3c30e4500058dc7af6589941cdf573f7f39e0655a7680078b4c232