[INFO] fetching crate fetch-data 0.1.6...
[INFO] checking fetch-data-0.1.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fetch-data 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fetch-data 0.1.6 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 fetch-data 0.1.6
[INFO] finished tweaking crates.io crate fetch-data 0.1.6
[INFO] tweaked toml for crates.io crate fetch-data 0.1.6 written to /workspace/builds/worker-1-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 75 packages
[INFO] [stderr]       Adding base16ct v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding ctor v0.1.26 (latest: v0.2.7)
[INFO] [stderr]       Adding directories v4.0.1 (latest: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (latest: v0.4.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding rustls v0.22.3 (latest: v0.23.4)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded temp_testdir v0.2.3
[INFO] [stderr]   Downloaded anyinput-derive v0.1.6
[INFO] [stderr]   Downloaded anyinput v0.1.6
[INFO] [stderr]   Downloaded anyinput-core v0.1.6
[INFO] [stderr]   Downloaded rustls-webpki v0.102.2
[INFO] [stderr]   Downloaded rustls v0.22.3
[INFO] [stderr]   Downloaded rustls-pki-types v1.4.1
[INFO] [stderr]   Downloaded webpki-roots v0.26.1
[INFO] [stderr]   Downloaded ureq v2.9.6
[INFO] [stderr]   Downloaded directories v4.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d2b2f960597960dc2d7611d44daeb8b217488b174acf26a5cb1ecb78ee4cdc6b
[INFO] running `Command { std: "docker" "start" "-a" "d2b2f960597960dc2d7611d44daeb8b217488b174acf26a5cb1ecb78ee4cdc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2b2f960597960dc2d7611d44daeb8b217488b174acf26a5cb1ecb78ee4cdc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b2f960597960dc2d7611d44daeb8b217488b174acf26a5cb1ecb78ee4cdc6b", kill_on_drop: false }`
[INFO] [stdout] d2b2f960597960dc2d7611d44daeb8b217488b174acf26a5cb1ecb78ee4cdc6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6664e6ea6de304788f48a85a1d4f9fc7d9bee7292ca404ddffd16750f3b900b9
[INFO] running `Command { std: "docker" "start" "-a" "6664e6ea6de304788f48a85a1d4f9fc7d9bee7292ca404ddffd16750f3b900b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling rustls v0.22.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking temp_testdir v0.2.3
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling anyinput-core v0.1.6
[INFO] [stderr]    Compiling anyinput-derive v0.1.6
[INFO] [stderr]     Checking ureq v2.9.6
[INFO] [stderr]     Checking anyinput v0.1.6
[INFO] [stderr]     Checking fetch-data v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.82s
[INFO] running `Command { std: "docker" "inspect" "6664e6ea6de304788f48a85a1d4f9fc7d9bee7292ca404ddffd16750f3b900b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6664e6ea6de304788f48a85a1d4f9fc7d9bee7292ca404ddffd16750f3b900b9", kill_on_drop: false }`
[INFO] [stdout] 6664e6ea6de304788f48a85a1d4f9fc7d9bee7292ca404ddffd16750f3b900b9
[INFO] checking fetch-data-0.1.6 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate fetch-data 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fetch-data 0.1.6 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 fetch-data 0.1.6
[INFO] finished tweaking crates.io crate fetch-data 0.1.6
[INFO] tweaked toml for crates.io crate fetch-data 0.1.6 written to /workspace/builds/worker-1-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 75 packages
[INFO] [stderr]       Adding base16ct v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding ctor v0.1.26 (latest: v0.2.7)
[INFO] [stderr]       Adding directories v4.0.1 (latest: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (latest: v0.4.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding rustls v0.22.3 (latest: v0.23.4)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4e5bbf41728b98951364fb5da346570128e5bcd69f75e269e65a7cc7d21ded70
[INFO] running `Command { std: "docker" "start" "-a" "4e5bbf41728b98951364fb5da346570128e5bcd69f75e269e65a7cc7d21ded70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e5bbf41728b98951364fb5da346570128e5bcd69f75e269e65a7cc7d21ded70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5bbf41728b98951364fb5da346570128e5bcd69f75e269e65a7cc7d21ded70", kill_on_drop: false }`
[INFO] [stdout] 4e5bbf41728b98951364fb5da346570128e5bcd69f75e269e65a7cc7d21ded70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a5ad50a3810905576884b442be49b8dc4352e2a1ad2b836c4eec0614e308fd09
[INFO] running `Command { std: "docker" "start" "-a" "a5ad50a3810905576884b442be49b8dc4352e2a1ad2b836c4eec0614e308fd09", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling rustls v0.22.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking temp_testdir v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking ureq v2.9.6
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling anyinput-core v0.1.6
[INFO] [stderr]    Compiling anyinput-derive v0.1.6
[INFO] [stderr]     Checking anyinput v0.1.6
[INFO] [stderr]     Checking fetch-data v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.10s
[INFO] running `Command { std: "docker" "inspect" "a5ad50a3810905576884b442be49b8dc4352e2a1ad2b836c4eec0614e308fd09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ad50a3810905576884b442be49b8dc4352e2a1ad2b836c4eec0614e308fd09", kill_on_drop: false }`
[INFO] [stdout] a5ad50a3810905576884b442be49b8dc4352e2a1ad2b836c4eec0614e308fd09