[INFO] fetching crate fasta_tools 0.1.8...
[INFO] checking fasta_tools-0.1.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fasta_tools 0.1.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fasta_tools 0.1.8 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 fasta_tools 0.1.8
[INFO] finished tweaking crates.io crate fasta_tools 0.1.8
[INFO] tweaked toml for crates.io crate fasta_tools 0.1.8 written to /workspace/builds/worker-7-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 42 packages
[INFO] [stderr]       Adding boomphf v0.5.9 (latest: v0.6.0)
[INFO] [stderr]       Adding permutation v0.2.5 (latest: v0.4.1)
[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 wyhash v0.5.0
[INFO] [stderr]   Downloaded debruijn v0.3.4
[INFO] [stderr]   Downloaded boomphf v0.5.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 879717cbdab999fbfa6a92ef65373a8fb25555e176264034ca24a6ae5a517e47
[INFO] running `Command { std: "docker" "start" "-a" "879717cbdab999fbfa6a92ef65373a8fb25555e176264034ca24a6ae5a517e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "879717cbdab999fbfa6a92ef65373a8fb25555e176264034ca24a6ae5a517e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879717cbdab999fbfa6a92ef65373a8fb25555e176264034ca24a6ae5a517e47", kill_on_drop: false }`
[INFO] [stdout] 879717cbdab999fbfa6a92ef65373a8fb25555e176264034ca24a6ae5a517e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 93b09327ae7b6f366c4b37a04b53ac1cba1bd52a1c0c14abe4364c046ee124fe
[INFO] running `Command { std: "docker" "start" "-a" "93b09327ae7b6f366c4b37a04b53ac1cba1bd52a1c0c14abe4364c046ee124fe", kill_on_drop: false }`
[INFO] [stderr]     Checking wyhash v0.5.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking boomphf v0.5.9
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking debruijn v0.3.4
[INFO] [stderr]     Checking fasta_tools v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "93b09327ae7b6f366c4b37a04b53ac1cba1bd52a1c0c14abe4364c046ee124fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b09327ae7b6f366c4b37a04b53ac1cba1bd52a1c0c14abe4364c046ee124fe", kill_on_drop: false }`
[INFO] [stdout] 93b09327ae7b6f366c4b37a04b53ac1cba1bd52a1c0c14abe4364c046ee124fe
[INFO] checking fasta_tools-0.1.8 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate fasta_tools 0.1.8 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate fasta_tools 0.1.8 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fasta_tools 0.1.8
[INFO] finished tweaking crates.io crate fasta_tools 0.1.8
[INFO] tweaked toml for crates.io crate fasta_tools 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages
[INFO] [stderr]       Adding boomphf v0.5.9 (latest: v0.6.0)
[INFO] [stderr]       Adding permutation v0.2.5 (latest: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0de1f070b5bcc2bb22ce98036e2fabdc43fb8968eeb8c2df041fb5e7b335af0c
[INFO] running `Command { std: "docker" "start" "-a" "0de1f070b5bcc2bb22ce98036e2fabdc43fb8968eeb8c2df041fb5e7b335af0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de1f070b5bcc2bb22ce98036e2fabdc43fb8968eeb8c2df041fb5e7b335af0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de1f070b5bcc2bb22ce98036e2fabdc43fb8968eeb8c2df041fb5e7b335af0c", kill_on_drop: false }`
[INFO] [stdout] 0de1f070b5bcc2bb22ce98036e2fabdc43fb8968eeb8c2df041fb5e7b335af0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cea1b03fbcf074145ff3d289e56d3ec83d672a2783a7cb76a27b7525f4036970
[INFO] running `Command { std: "docker" "start" "-a" "cea1b03fbcf074145ff3d289e56d3ec83d672a2783a7cb76a27b7525f4036970", kill_on_drop: false }`
[INFO] [stderr]     Checking wyhash v0.5.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking boomphf v0.5.9
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking debruijn v0.3.4
[INFO] [stderr]     Checking fasta_tools v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "cea1b03fbcf074145ff3d289e56d3ec83d672a2783a7cb76a27b7525f4036970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cea1b03fbcf074145ff3d289e56d3ec83d672a2783a7cb76a27b7525f4036970", kill_on_drop: false }`
[INFO] [stdout] cea1b03fbcf074145ff3d289e56d3ec83d672a2783a7cb76a27b7525f4036970