[INFO] fetching crate hls_parse 0.1.4...
[INFO] checking hls_parse-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate hls_parse 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hls_parse 0.1.4 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 hls_parse 0.1.4
[INFO] finished tweaking crates.io crate hls_parse 0.1.4
[INFO] tweaked toml for crates.io crate hls_parse 0.1.4 written to /workspace/builds/worker-1-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]      Locking 31 packages
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[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 rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 aes-stream v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5ed04a2bb2a8e193c5a71d30261d87747cd17e23a07803c4fa746531549d2658
[INFO] running `Command { std: "docker" "start" "-a" "5ed04a2bb2a8e193c5a71d30261d87747cd17e23a07803c4fa746531549d2658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ed04a2bb2a8e193c5a71d30261d87747cd17e23a07803c4fa746531549d2658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed04a2bb2a8e193c5a71d30261d87747cd17e23a07803c4fa746531549d2658", kill_on_drop: false }`
[INFO] [stdout] 5ed04a2bb2a8e193c5a71d30261d87747cd17e23a07803c4fa746531549d2658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5bd788f1074793959bc1949d9049ea02960f2452f470f684f0337d5c3f0411ae
[INFO] running `Command { std: "docker" "start" "-a" "5bd788f1074793959bc1949d9049ea02960f2452f470f684f0337d5c3f0411ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking aes-stream v0.2.1
[INFO] [stderr]     Checking hls_parse v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Read` is imported redundantly
[INFO] [stdout]  --> src/decrypt.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Read` is already imported here
[INFO] [stdout] 6 | use std::io::{Cursor, Read};
[INFO] [stdout]   |                       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Read` is imported redundantly
[INFO] [stdout]  --> src/decrypt.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Read` is already imported here
[INFO] [stdout] 6 | use std::io::{Cursor, Read};
[INFO] [stdout]   |                       ^^^^
[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 4.90s
[INFO] running `Command { std: "docker" "inspect" "5bd788f1074793959bc1949d9049ea02960f2452f470f684f0337d5c3f0411ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd788f1074793959bc1949d9049ea02960f2452f470f684f0337d5c3f0411ae", kill_on_drop: false }`
[INFO] [stdout] 5bd788f1074793959bc1949d9049ea02960f2452f470f684f0337d5c3f0411ae
[INFO] checking hls_parse-0.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate hls_parse 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate hls_parse 0.1.4 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 hls_parse 0.1.4
[INFO] finished tweaking crates.io crate hls_parse 0.1.4
[INFO] tweaked toml for crates.io crate hls_parse 0.1.4 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 70d98817ba03badebebe33a07a4781c832e19dcca18bfccb097484745de1d814
[INFO] running `Command { std: "docker" "start" "-a" "70d98817ba03badebebe33a07a4781c832e19dcca18bfccb097484745de1d814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d98817ba03badebebe33a07a4781c832e19dcca18bfccb097484745de1d814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d98817ba03badebebe33a07a4781c832e19dcca18bfccb097484745de1d814", kill_on_drop: false }`
[INFO] [stdout] 70d98817ba03badebebe33a07a4781c832e19dcca18bfccb097484745de1d814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 67a258efe34ab71defe9c233f9b215eb4179d6ddfe0b5958fe766829e69ff5fb
[INFO] running `Command { std: "docker" "start" "-a" "67a258efe34ab71defe9c233f9b215eb4179d6ddfe0b5958fe766829e69ff5fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking aes-stream v0.2.1
[INFO] [stderr]     Checking hls_parse v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Read` is imported redundantly
[INFO] [stdout]  --> src/decrypt.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Read` is already imported here
[INFO] [stdout] 6 | use std::io::{Cursor, Read};
[INFO] [stdout]   |                       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Read` is imported redundantly
[INFO] [stdout]  --> src/decrypt.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Read` is already imported here
[INFO] [stdout] 6 | use std::io::{Cursor, Read};
[INFO] [stdout]   |                       ^^^^
[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 4.97s
[INFO] running `Command { std: "docker" "inspect" "67a258efe34ab71defe9c233f9b215eb4179d6ddfe0b5958fe766829e69ff5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a258efe34ab71defe9c233f9b215eb4179d6ddfe0b5958fe766829e69ff5fb", kill_on_drop: false }`
[INFO] [stdout] 67a258efe34ab71defe9c233f9b215eb4179d6ddfe0b5958fe766829e69ff5fb