[INFO] cloning repository https://github.com/cloudboss/ferro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cloudboss/ferro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudboss%2Fferro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudboss%2Fferro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f1a922edacd835e1789b7e1d9b6aebf404ebbb3
[INFO] checking cloudboss/ferro against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudboss%2Fferro" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cloudboss/ferro on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cloudboss/ferro
[INFO] finished tweaking git repo https://github.com/cloudboss/ferro
[INFO] tweaked toml for git repo https://github.com/cloudboss/ferro written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cloudboss/ferro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a63e568dae77706f693df6ea1da39082476cba21cd97b2b033235cd3de1a41
[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" "a8a63e568dae77706f693df6ea1da39082476cba21cd97b2b033235cd3de1a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a63e568dae77706f693df6ea1da39082476cba21cd97b2b033235cd3de1a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a63e568dae77706f693df6ea1da39082476cba21cd97b2b033235cd3de1a41", kill_on_drop: false }`
[INFO] [stdout] a8a63e568dae77706f693df6ea1da39082476cba21cd97b2b033235cd3de1a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5190dab0a84d0df8b529ed5480e9be1d27b87f18123e8df80dfd88435822addc
[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" "5190dab0a84d0df8b529ed5480e9be1d27b87f18123e8df80dfd88435822addc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling rusoto_core v0.42.0 (https://github.com/rusoto/rusoto.git?rev=f41a2959bf03dcf1cfed0b73fd65b33b16067448#f41a2959)
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.5
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling typetag-impl v0.1.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking inventory v0.1.5
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.5
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking erased-serde v0.3.10
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking typetag v0.1.4
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking rusoto_credential v0.42.0 (https://github.com/rusoto/rusoto.git?rev=f41a2959bf03dcf1cfed0b73fd65b33b16067448#f41a2959)
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking rusoto_signature v0.42.0 (https://github.com/rusoto/rusoto.git?rev=f41a2959bf03dcf1cfed0b73fd65b33b16067448#f41a2959)
[INFO] [stderr]     Checking rusoto_cloudformation v0.42.0 (https://github.com/rusoto/rusoto.git?rev=f41a2959bf03dcf1cfed0b73fd65b33b16067448#f41a2959)
[INFO] [stderr]     Checking ferro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/modules/aws/cloudformation.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/modules/aws/cloudformation.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.40s
[INFO] running `Command { std: "docker" "inspect" "5190dab0a84d0df8b529ed5480e9be1d27b87f18123e8df80dfd88435822addc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5190dab0a84d0df8b529ed5480e9be1d27b87f18123e8df80dfd88435822addc", kill_on_drop: false }`
[INFO] [stdout] 5190dab0a84d0df8b529ed5480e9be1d27b87f18123e8df80dfd88435822addc