[INFO] fetching crate sosistab2-obfstls 0.1.0...
[INFO] checking sosistab2-obfstls-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate sosistab2-obfstls 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate sosistab2-obfstls 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 sosistab2-obfstls 0.1.0
[INFO] finished tweaking crates.io crate sosistab2-obfstls 0.1.0
[INFO] tweaked toml for crates.io crate sosistab2-obfstls 0.1.0 written to /workspace/builds/worker-4-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
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 269 packages
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[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
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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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smolscale v0.4.4
[INFO] [stderr]   Downloaded st3 v0.4.1
[INFO] [stderr]   Downloaded tabwriter v1.4.0
[INFO] [stderr]   Downloaded serde_with_macros v1.5.2
[INFO] [stderr]   Downloaded smol-timeout v0.6.0
[INFO] [stderr]   Downloaded async-compat v0.2.3
[INFO] [stderr]   Downloaded async-rwlock v1.3.0
[INFO] [stderr]   Downloaded async-dup v1.2.4
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded async-native-tls v0.4.0
[INFO] [stderr]   Downloaded futures-intrusive v0.5.0
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[INFO] [stderr]   Downloaded cached_proc_macro v0.7.1
[INFO] [stderr]   Downloaded cached v0.26.2
[INFO] [stderr]   Downloaded diatomic-waker v0.1.0
[INFO] [stderr]   Downloaded recycle-box v0.2.0
[INFO] [stderr]   Downloaded sosistab2 v0.10.20
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.1
[INFO] [stderr]   Downloaded replay_filter v0.1.2
[INFO] [stderr]   Downloaded stdcode v0.1.14
[INFO] [stderr]   Downloaded honggfuzz v0.5.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a16c2fd11bf04d13330ca3fb044f4bce49c0b859a926709db9ef7fc2ca6fc236
[INFO] running `Command { std: "docker" "start" "-a" "a16c2fd11bf04d13330ca3fb044f4bce49c0b859a926709db9ef7fc2ca6fc236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a16c2fd11bf04d13330ca3fb044f4bce49c0b859a926709db9ef7fc2ca6fc236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16c2fd11bf04d13330ca3fb044f4bce49c0b859a926709db9ef7fc2ca6fc236", kill_on_drop: false }`
[INFO] [stdout] a16c2fd11bf04d13330ca3fb044f4bce49c0b859a926709db9ef7fc2ca6fc236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3e848ad0efb72da0774fe853cb7255a7b820ced4619b0eafd062d44f21b98f27
[INFO] running `Command { std: "docker" "start" "-a" "3e848ad0efb72da0774fe853cb7255a7b820ced4619b0eafd062d44f21b98f27", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking scopeguard v1.2.0
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[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling openssl-src v300.2.3+3.2.1
[INFO] [stderr]     Checking lock_api v0.4.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-channel v0.3.30
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[INFO] [stderr]    Compiling darling v0.13.4
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[INFO] [stderr]     Checking sosistab2 v0.10.20
[INFO] [stderr]     Checking async-native-tls v0.4.0
[INFO] [stderr]     Checking sosistab2-obfstls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 42s
[INFO] running `Command { std: "docker" "inspect" "3e848ad0efb72da0774fe853cb7255a7b820ced4619b0eafd062d44f21b98f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e848ad0efb72da0774fe853cb7255a7b820ced4619b0eafd062d44f21b98f27", kill_on_drop: false }`
[INFO] [stdout] 3e848ad0efb72da0774fe853cb7255a7b820ced4619b0eafd062d44f21b98f27