[INFO] fetching crate crontab 0.2.0...
[INFO] checking crontab-0.2.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate crontab 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate crontab 0.2.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crontab 0.2.0
[INFO] finished tweaking crates.io crate crontab 0.2.0
[INFO] tweaked toml for crates.io crate crontab 0.2.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded expectest v0.9.2
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8168b3279f78199faa0fbcfa880cef8c2c9bb9d4af50cab0dcb9fd4741334ed5
[INFO] running `Command { std: "docker" "start" "-a" "8168b3279f78199faa0fbcfa880cef8c2c9bb9d4af50cab0dcb9fd4741334ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8168b3279f78199faa0fbcfa880cef8c2c9bb9d4af50cab0dcb9fd4741334ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8168b3279f78199faa0fbcfa880cef8c2c9bb9d4af50cab0dcb9fd4741334ed5", kill_on_drop: false }`
[INFO] [stdout] 8168b3279f78199faa0fbcfa880cef8c2c9bb9d4af50cab0dcb9fd4741334ed5
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4dac706507ae56497a94b3425495f8185c0588174807e3ca7747833934450fe
[INFO] running `Command { std: "docker" "start" "-a" "e4dac706507ae56497a94b3425495f8185c0588174807e3ca7747833934450fe", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Checking expectest v0.9.2
[INFO] [stderr]     Checking crontab v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Crontab` is imported redundantly
[INFO] [stdout]    --> src/crontab.rs:236:7
[INFO] [stdout]     |
[INFO] [stdout] 235 |   use super::*;
[INFO] [stdout]     |       -------- the item `Crontab` is already imported here
[INFO] [stdout] 236 |   use crontab::Crontab;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:7:9
[INFO] [stdout]     |
[INFO] [stdout] 7   | #![deny(unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crontab` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e4dac706507ae56497a94b3425495f8185c0588174807e3ca7747833934450fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4dac706507ae56497a94b3425495f8185c0588174807e3ca7747833934450fe", kill_on_drop: false }`
[INFO] [stdout] e4dac706507ae56497a94b3425495f8185c0588174807e3ca7747833934450fe
[INFO] checking crontab-0.2.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate crontab 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate crontab 0.2.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crontab 0.2.0
[INFO] finished tweaking crates.io crate crontab 0.2.0
[INFO] tweaked toml for crates.io crate crontab 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 800fc4a88cadbd66aff0b3e8beb2825f05fa8c2d62f6bc0eb6e0088505f3ebb9
[INFO] running `Command { std: "docker" "start" "-a" "800fc4a88cadbd66aff0b3e8beb2825f05fa8c2d62f6bc0eb6e0088505f3ebb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "800fc4a88cadbd66aff0b3e8beb2825f05fa8c2d62f6bc0eb6e0088505f3ebb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800fc4a88cadbd66aff0b3e8beb2825f05fa8c2d62f6bc0eb6e0088505f3ebb9", kill_on_drop: false }`
[INFO] [stdout] 800fc4a88cadbd66aff0b3e8beb2825f05fa8c2d62f6bc0eb6e0088505f3ebb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ded7c03bebf81f05d8e6ce5320db81ec650ac476a8462d0fee28993b9f9f4a0b
[INFO] running `Command { std: "docker" "start" "-a" "ded7c03bebf81f05d8e6ce5320db81ec650ac476a8462d0fee28993b9f9f4a0b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Checking expectest v0.9.2
[INFO] [stderr]     Checking crontab v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Crontab` is imported redundantly
[INFO] [stdout]    --> src/crontab.rs:236:7
[INFO] [stdout]     |
[INFO] [stdout] 235 |   use super::*;
[INFO] [stdout]     |       -------- the item `Crontab` is already imported here
[INFO] [stdout] 236 |   use crontab::Crontab;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:7:9
[INFO] [stdout]     |
[INFO] [stdout] 7   | #![deny(unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crontab` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ded7c03bebf81f05d8e6ce5320db81ec650ac476a8462d0fee28993b9f9f4a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded7c03bebf81f05d8e6ce5320db81ec650ac476a8462d0fee28993b9f9f4a0b", kill_on_drop: false }`
[INFO] [stdout] ded7c03bebf81f05d8e6ce5320db81ec650ac476a8462d0fee28993b9f9f4a0b
