[INFO] fetching crate warp10 2.0.0...
[INFO] checking warp10-2.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate warp10 2.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate warp10 2.0.0 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 warp10 2.0.0
[INFO] finished tweaking crates.io crate warp10 2.0.0
[INFO] tweaked toml for crates.io crate warp10 2.0.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 87 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding castaway v0.1.2 (latest: v0.2.2)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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] 483a013973339306e4b889e9515430fe48f7364e8bb1f466e1f4ebcdadde1e58
[INFO] running `Command { std: "docker" "start" "-a" "483a013973339306e4b889e9515430fe48f7364e8bb1f466e1f4ebcdadde1e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "483a013973339306e4b889e9515430fe48f7364e8bb1f466e1f4ebcdadde1e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483a013973339306e4b889e9515430fe48f7364e8bb1f466e1f4ebcdadde1e58", kill_on_drop: false }`
[INFO] [stdout] 483a013973339306e4b889e9515430fe48f7364e8bb1f466e1f4ebcdadde1e58
[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] a09447297ebebdf76257a6f2e2f036d9735fa31997d005b83195ee26770d62c4
[INFO] running `Command { std: "docker" "start" "-a" "a09447297ebebdf76257a6f2e2f036d9735fa31997d005b83195ee26770d62c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.9+1.58.0
[INFO] [stderr]    Compiling curl-sys v0.4.72+curl-8.6.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling isahc v1.7.2
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking castaway v0.1.2
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking warp10 v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `OffsetDateTime` is imported redundantly
[INFO] [stdout]    --> src/data.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 227 |     use super::*;
[INFO] [stdout]     |         -------- the item `OffsetDateTime` is already imported here
[INFO] [stdout] 228 |
[INFO] [stdout] 229 |     use time::{Duration, OffsetDateTime};
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.27s
[INFO] running `Command { std: "docker" "inspect" "a09447297ebebdf76257a6f2e2f036d9735fa31997d005b83195ee26770d62c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09447297ebebdf76257a6f2e2f036d9735fa31997d005b83195ee26770d62c4", kill_on_drop: false }`
[INFO] [stdout] a09447297ebebdf76257a6f2e2f036d9735fa31997d005b83195ee26770d62c4
[INFO] checking warp10-2.0.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate warp10 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate warp10 2.0.0 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 warp10 2.0.0
[INFO] finished tweaking crates.io crate warp10 2.0.0
[INFO] tweaked toml for crates.io crate warp10 2.0.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] [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] 324e1be0c67808a1f6162168dcca89abac1c2d0ac741d800fc006536ee90eba8
[INFO] running `Command { std: "docker" "start" "-a" "324e1be0c67808a1f6162168dcca89abac1c2d0ac741d800fc006536ee90eba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "324e1be0c67808a1f6162168dcca89abac1c2d0ac741d800fc006536ee90eba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324e1be0c67808a1f6162168dcca89abac1c2d0ac741d800fc006536ee90eba8", kill_on_drop: false }`
[INFO] [stdout] 324e1be0c67808a1f6162168dcca89abac1c2d0ac741d800fc006536ee90eba8
[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] 36c38cb9959343f76cac383622216f2763641e89638b8818f1679cc869d316df
[INFO] running `Command { std: "docker" "start" "-a" "36c38cb9959343f76cac383622216f2763641e89638b8818f1679cc869d316df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.9+1.58.0
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling curl-sys v0.4.72+curl-8.6.0
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]    Compiling isahc v1.7.2
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking castaway v0.1.2
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking warp10 v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `OffsetDateTime` is imported redundantly
[INFO] [stdout]    --> src/data.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 227 |     use super::*;
[INFO] [stdout]     |         -------- the item `OffsetDateTime` is already imported here
[INFO] [stdout] 228 |
[INFO] [stdout] 229 |     use time::{Duration, OffsetDateTime};
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.79s
[INFO] running `Command { std: "docker" "inspect" "36c38cb9959343f76cac383622216f2763641e89638b8818f1679cc869d316df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c38cb9959343f76cac383622216f2763641e89638b8818f1679cc869d316df", kill_on_drop: false }`
[INFO] [stdout] 36c38cb9959343f76cac383622216f2763641e89638b8818f1679cc869d316df