[INFO] fetching crate s3-ext 0.2.2...
[INFO] checking s3-ext-0.2.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate s3-ext 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate s3-ext 0.2.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s3-ext 0.2.2
[INFO] finished tweaking crates.io crate s3-ext 0.2.2
[INFO] tweaked toml for crates.io crate s3-ext 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666fceb30e24393fd94eb3e6cb63883310f9dba177f5fb20fd9fb230e34f0cdd
[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" "666fceb30e24393fd94eb3e6cb63883310f9dba177f5fb20fd9fb230e34f0cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666fceb30e24393fd94eb3e6cb63883310f9dba177f5fb20fd9fb230e34f0cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666fceb30e24393fd94eb3e6cb63883310f9dba177f5fb20fd9fb230e34f0cdd", kill_on_drop: false }`
[INFO] [stdout] 666fceb30e24393fd94eb3e6cb63883310f9dba177f5fb20fd9fb230e34f0cdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bea298883d416760129d0d467f99e9ae1d03976252bfca0cbc7197c54c071f65
[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" "bea298883d416760129d0d467f99e9ae1d03976252bfca0cbc7197c54c071f65", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling rusoto_core v0.46.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rusoto_credential v0.46.0
[INFO] [stderr]     Checking rusoto_signature v0.46.0
[INFO] [stderr]     Checking rusoto_s3 v0.46.0
[INFO] [stderr]     Checking s3-ext v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "bea298883d416760129d0d467f99e9ae1d03976252bfca0cbc7197c54c071f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bea298883d416760129d0d467f99e9ae1d03976252bfca0cbc7197c54c071f65", kill_on_drop: false }`
[INFO] [stdout] bea298883d416760129d0d467f99e9ae1d03976252bfca0cbc7197c54c071f65