[INFO] fetching crate lib-did 0.1.0...
[INFO] checking lib-did-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate lib-did 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate lib-did 0.1.0 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 lib-did 0.1.0
[INFO] finished tweaking crates.io crate lib-did 0.1.0
[INFO] tweaked toml for crates.io crate lib-did 0.1.0 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 47 packages
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding bip39 v1.2.0 (latest: v2.0.0)
[INFO] [stderr]       Adding bitcoin_hashes v0.11.0 (latest: v0.14.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding libsm v0.4.1 (latest: v0.6.0)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding unicode-normalization v0.1.9 (latest: v0.1.23)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding yasna v0.4.0 (latest: v0.5.2)
[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 yasna v0.4.0
[INFO] [stderr]   Downloaded libsm v0.4.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.9
[INFO] [stderr]   Downloaded bip39 v1.2.0
[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] d8e3bca91a33e3b9ec8859bc95120a18ffb768934308ccafabe6a5b8d8974245
[INFO] running `Command { std: "docker" "start" "-a" "d8e3bca91a33e3b9ec8859bc95120a18ffb768934308ccafabe6a5b8d8974245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8e3bca91a33e3b9ec8859bc95120a18ffb768934308ccafabe6a5b8d8974245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e3bca91a33e3b9ec8859bc95120a18ffb768934308ccafabe6a5b8d8974245", kill_on_drop: false }`
[INFO] [stdout] d8e3bca91a33e3b9ec8859bc95120a18ffb768934308ccafabe6a5b8d8974245
[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] 728c3d14018680c15e92b02efb5a0b42023383be809748374dacd8af8901494a
[INFO] running `Command { std: "docker" "start" "-a" "728c3d14018680c15e92b02efb5a0b42023383be809748374dacd8af8901494a", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking bitcoin_hashes v0.11.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking yasna v0.4.0
[INFO] [stderr]     Checking bip39 v1.2.0
[INFO] [stderr]     Checking libsm v0.4.1
[INFO] [stderr]     Checking lib-did v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `Command { std: "docker" "inspect" "728c3d14018680c15e92b02efb5a0b42023383be809748374dacd8af8901494a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728c3d14018680c15e92b02efb5a0b42023383be809748374dacd8af8901494a", kill_on_drop: false }`
[INFO] [stdout] 728c3d14018680c15e92b02efb5a0b42023383be809748374dacd8af8901494a
[INFO] checking lib-did-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate lib-did 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate lib-did 0.1.0 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 lib-did 0.1.0
[INFO] finished tweaking crates.io crate lib-did 0.1.0
[INFO] tweaked toml for crates.io crate lib-did 0.1.0 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]     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] ab910b42745c1eba858cd2e7ae9c25cfb93cd5d1f6eb6457ba29e1d2d100ec21
[INFO] running `Command { std: "docker" "start" "-a" "ab910b42745c1eba858cd2e7ae9c25cfb93cd5d1f6eb6457ba29e1d2d100ec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab910b42745c1eba858cd2e7ae9c25cfb93cd5d1f6eb6457ba29e1d2d100ec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab910b42745c1eba858cd2e7ae9c25cfb93cd5d1f6eb6457ba29e1d2d100ec21", kill_on_drop: false }`
[INFO] [stdout] ab910b42745c1eba858cd2e7ae9c25cfb93cd5d1f6eb6457ba29e1d2d100ec21
[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] 2c0ccf7ee05286f5a15cb6975f21dde5037d9b6ab62e5f40cc1b33a3b51fdfd4
[INFO] running `Command { std: "docker" "start" "-a" "2c0ccf7ee05286f5a15cb6975f21dde5037d9b6ab62e5f40cc1b33a3b51fdfd4", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking bitcoin_hashes v0.11.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking yasna v0.4.0
[INFO] [stderr]     Checking libsm v0.4.1
[INFO] [stderr]     Checking bip39 v1.2.0
[INFO] [stderr]     Checking lib-did v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "2c0ccf7ee05286f5a15cb6975f21dde5037d9b6ab62e5f40cc1b33a3b51fdfd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0ccf7ee05286f5a15cb6975f21dde5037d9b6ab62e5f40cc1b33a3b51fdfd4", kill_on_drop: false }`
[INFO] [stdout] 2c0ccf7ee05286f5a15cb6975f21dde5037d9b6ab62e5f40cc1b33a3b51fdfd4