[INFO] fetching crate ttyaskpass 2.0.1...
[INFO] checking ttyaskpass-2.0.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate ttyaskpass 2.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ttyaskpass 2.0.1 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttyaskpass 2.0.1
[INFO] finished tweaking crates.io crate ttyaskpass 2.0.1
[INFO] tweaked toml for crates.io crate ttyaskpass 2.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ttyaskpass 2.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25ec2f8afe66b7144e421e3107802597ae3d0518bd9825e1affe15c79a5ae402
[INFO] running `Command { std: "docker" "start" "-a" "25ec2f8afe66b7144e421e3107802597ae3d0518bd9825e1affe15c79a5ae402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25ec2f8afe66b7144e421e3107802597ae3d0518bd9825e1affe15c79a5ae402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ec2f8afe66b7144e421e3107802597ae3d0518bd9825e1affe15c79a5ae402", kill_on_drop: false }`
[INFO] [stdout] 25ec2f8afe66b7144e421e3107802597ae3d0518bd9825e1affe15c79a5ae402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aab823f7c5e390f26dc00d6abdc5a2ef07044e2636ed62716ae51c934f37e8aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aab823f7c5e390f26dc00d6abdc5a2ef07044e2636ed62716ae51c934f37e8aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking mortal v0.2.1
[INFO] [stderr]     Checking ttyaskpass v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.98s
[INFO] running `Command { std: "docker" "inspect" "aab823f7c5e390f26dc00d6abdc5a2ef07044e2636ed62716ae51c934f37e8aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab823f7c5e390f26dc00d6abdc5a2ef07044e2636ed62716ae51c934f37e8aa", kill_on_drop: false }`
[INFO] [stdout] aab823f7c5e390f26dc00d6abdc5a2ef07044e2636ed62716ae51c934f37e8aa