[INFO] fetching crate libreddit 0.15.1...
[INFO] checking libreddit-0.15.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate libreddit 0.15.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libreddit 0.15.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libreddit 0.15.1
[INFO] finished tweaking crates.io crate libreddit 0.15.1
[INFO] tweaked toml for crates.io crate libreddit 0.15.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate libreddit 0.15.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded route-recognizer v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 192c4be14615af0d7aa97176b99cae852ead5f564cdd922d8d9bd1f02a11492d
[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" "192c4be14615af0d7aa97176b99cae852ead5f564cdd922d8d9bd1f02a11492d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "192c4be14615af0d7aa97176b99cae852ead5f564cdd922d8d9bd1f02a11492d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192c4be14615af0d7aa97176b99cae852ead5f564cdd922d8d9bd1f02a11492d", kill_on_drop: false }`
[INFO] [stdout] 192c4be14615af0d7aa97176b99cae852ead5f564cdd922d8d9bd1f02a11492d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 68d1fdd14b3615fd48faaaecfbde7d8ee771916d489ea5bcc0b41c7d2613372d
[INFO] running `Command { std: "docker" "start" "-a" "68d1fdd14b3615fd48faaaecfbde7d8ee771916d489ea5bcc0b41c7d2613372d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling askama_escape v0.10.1
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking route-recognizer v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking proc-macro2 v1.0.29
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking askama_shared v0.11.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[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 serde_derive v1.0.130
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling askama_derive v0.10.5
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking askama v0.10.5
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling cached_proc_macro v0.6.1
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking cached v0.23.0
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.67
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking libreddit v0.15.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.35s
[INFO] running `Command { std: "docker" "inspect" "68d1fdd14b3615fd48faaaecfbde7d8ee771916d489ea5bcc0b41c7d2613372d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d1fdd14b3615fd48faaaecfbde7d8ee771916d489ea5bcc0b41c7d2613372d", kill_on_drop: false }`
[INFO] [stdout] 68d1fdd14b3615fd48faaaecfbde7d8ee771916d489ea5bcc0b41c7d2613372d