[INFO] fetching crate ureq 3.0.0-rc2...
[INFO] checking ureq-3.0.0-rc2 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate ureq 3.0.0-rc2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ureq 3.0.0-rc2 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ureq 3.0.0-rc2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ureq 3.0.0-rc2
[INFO] tweaked toml for crates.io crate ureq 3.0.0-rc2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ureq 3.0.0-rc2 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" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-platform-verifier v0.3.4
[INFO] [stderr]   Downloaded socks v0.3.4
[INFO] [stderr]   Downloaded webpki-root-certs v0.26.6
[INFO] [stderr]   Downloaded assert_no_alloc v1.1.2
[INFO] [stderr]   Downloaded auto-args v0.3.1
[INFO] [stderr]   Downloaded hoot v0.2.5
[INFO] [stderr]   Downloaded auto-args-derive v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a79fc991210a2c90a2914e22d9f5b6eeddcc315991581bde3e3477d00df8f5f
[INFO] running `Command { std: "docker" "start" "-a" "9a79fc991210a2c90a2914e22d9f5b6eeddcc315991581bde3e3477d00df8f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a79fc991210a2c90a2914e22d9f5b6eeddcc315991581bde3e3477d00df8f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a79fc991210a2c90a2914e22d9f5b6eeddcc315991581bde3e3477d00df8f5f", kill_on_drop: false }`
[INFO] [stdout] 9a79fc991210a2c90a2914e22d9f5b6eeddcc315991581bde3e3477d00df8f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 324d45704b1de9add760b2fff34b2f67b8c46702deea15c4398eed165f939dfb
[INFO] running `Command { std: "docker" "start" "-a" "324d45704b1de9add760b2fff34b2f67b8c46702deea15c4398eed165f939dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.1.22
[INFO] [stderr]     Checking rustls-pki-types v1.9.0
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rustls v0.23.13
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]     Checking flate2 v1.0.34
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking webpki-roots v0.26.6
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking hoot v0.2.5
[INFO] [stderr]     Checking assert_no_alloc v1.1.2
[INFO] [stderr]    Compiling auto-args-derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking regex v1.11.0
[INFO] [stderr]     Checking auto-args v0.3.1
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking ureq v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.97s
[INFO] running `Command { std: "docker" "inspect" "324d45704b1de9add760b2fff34b2f67b8c46702deea15c4398eed165f939dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324d45704b1de9add760b2fff34b2f67b8c46702deea15c4398eed165f939dfb", kill_on_drop: false }`
[INFO] [stdout] 324d45704b1de9add760b2fff34b2f67b8c46702deea15c4398eed165f939dfb