[INFO] fetching crate pushr 0.4.1...
[INFO] checking pushr-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate pushr 0.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pushr 0.4.1 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 pushr 0.4.1
[INFO] finished tweaking crates.io crate pushr 0.4.1
[INFO] tweaked toml for crates.io crate pushr 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate pushr 0.4.1 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded names v0.10.0
[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] baea0b29f7f2ae6f0baff261dadefa26c083cf75d0103c4ac9e41a6008564740
[INFO] running `Command { std: "docker" "start" "-a" "baea0b29f7f2ae6f0baff261dadefa26c083cf75d0103c4ac9e41a6008564740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baea0b29f7f2ae6f0baff261dadefa26c083cf75d0103c4ac9e41a6008564740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baea0b29f7f2ae6f0baff261dadefa26c083cf75d0103c4ac9e41a6008564740", kill_on_drop: false }`
[INFO] [stdout] baea0b29f7f2ae6f0baff261dadefa26c083cf75d0103c4ac9e41a6008564740
[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] 0d48b20cb785fae94d5074b63cd7aece6e6f91365627e3d4d20d43453b60e0ae
[INFO] running `Command { std: "docker" "start" "-a" "0d48b20cb785fae94d5074b63cd7aece6e6f91365627e3d4d20d43453b60e0ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking names v0.10.0
[INFO] [stderr]     Checking rand_distr v0.4.2
[INFO] [stderr]     Checking pushr v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/boolean.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/code.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/execution.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/float.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/integer.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/name.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/vector.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BoolVector` is imported redundantly
[INFO] [stdout]    --> src/push/io.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     use super::*;
[INFO] [stdout]     |         -------- the item `BoolVector` is already imported here
[INFO] [stdout] 144 |     use crate::push::vector::BoolVector;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings 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 3.17s
[INFO] running `Command { std: "docker" "inspect" "0d48b20cb785fae94d5074b63cd7aece6e6f91365627e3d4d20d43453b60e0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d48b20cb785fae94d5074b63cd7aece6e6f91365627e3d4d20d43453b60e0ae", kill_on_drop: false }`
[INFO] [stdout] 0d48b20cb785fae94d5074b63cd7aece6e6f91365627e3d4d20d43453b60e0ae
[INFO] checking pushr-0.4.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate pushr 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate pushr 0.4.1 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 pushr 0.4.1
[INFO] finished tweaking crates.io crate pushr 0.4.1
[INFO] tweaked toml for crates.io crate pushr 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate pushr 0.4.1 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 3c1ed60b77612238f77c82ecb1e05a5540501c43ad24c6ef34042fa196625704
[INFO] running `Command { std: "docker" "start" "-a" "3c1ed60b77612238f77c82ecb1e05a5540501c43ad24c6ef34042fa196625704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c1ed60b77612238f77c82ecb1e05a5540501c43ad24c6ef34042fa196625704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1ed60b77612238f77c82ecb1e05a5540501c43ad24c6ef34042fa196625704", kill_on_drop: false }`
[INFO] [stdout] 3c1ed60b77612238f77c82ecb1e05a5540501c43ad24c6ef34042fa196625704
[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] 9e3fba97d1ce7481a6d86ea15a54d73e42336b45262a5c29843c46b984808da0
[INFO] running `Command { std: "docker" "start" "-a" "9e3fba97d1ce7481a6d86ea15a54d73e42336b45262a5c29843c46b984808da0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking names v0.10.0
[INFO] [stderr]     Checking rand_distr v0.4.2
[INFO] [stderr]     Checking pushr v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/boolean.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/code.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/execution.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/float.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/integer.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/name.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PushState` is imported redundantly
[INFO] [stdout]  --> src/push/vector.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::push::state::PushState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use crate::push::state::*;
[INFO] [stdout]   |     --------------------- the item `PushState` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BoolVector` is imported redundantly
[INFO] [stdout]    --> src/push/io.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     use super::*;
[INFO] [stdout]     |         -------- the item `BoolVector` is already imported here
[INFO] [stdout] 144 |     use crate::push::vector::BoolVector;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings 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 4.99s
[INFO] running `Command { std: "docker" "inspect" "9e3fba97d1ce7481a6d86ea15a54d73e42336b45262a5c29843c46b984808da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e3fba97d1ce7481a6d86ea15a54d73e42336b45262a5c29843c46b984808da0", kill_on_drop: false }`
[INFO] [stdout] 9e3fba97d1ce7481a6d86ea15a54d73e42336b45262a5c29843c46b984808da0