[INFO] fetching crate thirtyfour_query 0.4.1...
[INFO] checking thirtyfour_query-0.4.1 against beta for pr-78714
[INFO] extracting crate thirtyfour_query 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate thirtyfour_query 0.4.1 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 crates.io crate thirtyfour_query 0.4.1
[INFO] finished tweaking crates.io crate thirtyfour_query 0.4.1
[INFO] tweaked toml for crates.io crate thirtyfour_query 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate thirtyfour_query 0.4.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666dfb69300db7de66fd960a2fea92531dd20838974c71751a70bb713040b947
[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" "666dfb69300db7de66fd960a2fea92531dd20838974c71751a70bb713040b947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666dfb69300db7de66fd960a2fea92531dd20838974c71751a70bb713040b947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666dfb69300db7de66fd960a2fea92531dd20838974c71751a70bb713040b947", kill_on_drop: false }`
[INFO] [stdout] 666dfb69300db7de66fd960a2fea92531dd20838974c71751a70bb713040b947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d74b12f5b0f4410f70362f0d665ba5b39170e6ad7e42560e4bfb2edb233d4f0
[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" "7d74b12f5b0f4410f70362f0d665ba5b39170e6ad7e42560e4bfb2edb233d4f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.22
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling eyre v0.6.1
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking urlparse v0.7.3
[INFO] [stderr]     Checking indenter v0.3.0
[INFO] [stderr]     Checking owo-colors v1.1.3
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking stringmatch v0.2.0
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking tracing-subscriber v0.2.12
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking color-spantrace v0.1.4
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking color-eyre v0.5.6
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.17
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking thirtyfour v0.18.0
[INFO] [stderr]     Checking thirtyfour_query v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "7d74b12f5b0f4410f70362f0d665ba5b39170e6ad7e42560e4bfb2edb233d4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d74b12f5b0f4410f70362f0d665ba5b39170e6ad7e42560e4bfb2edb233d4f0", kill_on_drop: false }`
[INFO] [stdout] 7d74b12f5b0f4410f70362f0d665ba5b39170e6ad7e42560e4bfb2edb233d4f0