[INFO] fetching crate makepad-miniz 0.4.0...
[INFO] checking makepad-miniz-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate makepad-miniz 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate makepad-miniz 0.4.0 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 makepad-miniz 0.4.0
[INFO] finished tweaking crates.io crate makepad-miniz 0.4.0
[INFO] tweaked toml for crates.io crate makepad-miniz 0.4.0 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] 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] 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] abff8c1f4565b86aa53a0b2421824eeaff0a67ed5d1ae175fcbd196ec7e44f19
[INFO] running `Command { std: "docker" "start" "-a" "abff8c1f4565b86aa53a0b2421824eeaff0a67ed5d1ae175fcbd196ec7e44f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abff8c1f4565b86aa53a0b2421824eeaff0a67ed5d1ae175fcbd196ec7e44f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abff8c1f4565b86aa53a0b2421824eeaff0a67ed5d1ae175fcbd196ec7e44f19", kill_on_drop: false }`
[INFO] [stdout] abff8c1f4565b86aa53a0b2421824eeaff0a67ed5d1ae175fcbd196ec7e44f19
[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] d4d563c51282ac81619a4e46ee604ecf143417de1cbde95d615d808fc8344943
[INFO] running `Command { std: "docker" "start" "-a" "d4d563c51282ac81619a4e46ee604ecf143417de1cbde95d615d808fc8344943", kill_on_drop: false }`
[INFO] [stderr]     Checking makepad-miniz v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/deflate/core.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MZ_ADLER32_INIT` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `MZ_ADLER32_INIT` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT};
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DataFormat` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `DataFormat` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::DataFormat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/inflate/core.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ::core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/deflate/core.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MZ_ADLER32_INIT` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `MZ_ADLER32_INIT` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT};
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DataFormat` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `DataFormat` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::DataFormat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/inflate/core.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ::core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "d4d563c51282ac81619a4e46ee604ecf143417de1cbde95d615d808fc8344943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d563c51282ac81619a4e46ee604ecf143417de1cbde95d615d808fc8344943", kill_on_drop: false }`
[INFO] [stdout] d4d563c51282ac81619a4e46ee604ecf143417de1cbde95d615d808fc8344943
[INFO] checking makepad-miniz-0.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate makepad-miniz 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate makepad-miniz 0.4.0 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 makepad-miniz 0.4.0
[INFO] finished tweaking crates.io crate makepad-miniz 0.4.0
[INFO] tweaked toml for crates.io crate makepad-miniz 0.4.0 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] 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-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] b9332005109a7714b30226053f9aef1e32312c003529674fad23e2d2e20d761d
[INFO] running `Command { std: "docker" "start" "-a" "b9332005109a7714b30226053f9aef1e32312c003529674fad23e2d2e20d761d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9332005109a7714b30226053f9aef1e32312c003529674fad23e2d2e20d761d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9332005109a7714b30226053f9aef1e32312c003529674fad23e2d2e20d761d", kill_on_drop: false }`
[INFO] [stdout] b9332005109a7714b30226053f9aef1e32312c003529674fad23e2d2e20d761d
[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] 2ba0eff151b57bd08c9c84fffe012452178a3554834c5e5b53e5c3811ddca2a3
[INFO] running `Command { std: "docker" "start" "-a" "2ba0eff151b57bd08c9c84fffe012452178a3554834c5e5b53e5c3811ddca2a3", kill_on_drop: false }`
[INFO] [stderr]     Checking makepad-miniz v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/deflate/core.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MZ_ADLER32_INIT` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `MZ_ADLER32_INIT` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT};
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DataFormat` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `DataFormat` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::DataFormat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/inflate/core.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ::core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/deflate/core.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MZ_ADLER32_INIT` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `MZ_ADLER32_INIT` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT};
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DataFormat` is imported redundantly
[INFO] [stdout]   --> src/deflate/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use super::super::*;
[INFO] [stdout]    |     --------------- the item `DataFormat` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::DataFormat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/inflate/core.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ::core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "2ba0eff151b57bd08c9c84fffe012452178a3554834c5e5b53e5c3811ddca2a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba0eff151b57bd08c9c84fffe012452178a3554834c5e5b53e5c3811ddca2a3", kill_on_drop: false }`
[INFO] [stdout] 2ba0eff151b57bd08c9c84fffe012452178a3554834c5e5b53e5c3811ddca2a3