[INFO] fetching crate ffsend 0.2.74...
[INFO] checking ffsend-0.2.74 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate ffsend 0.2.74 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ffsend 0.2.74 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffsend 0.2.74
[INFO] finished tweaking crates.io crate ffsend 0.2.74
[INFO] tweaked toml for crates.io crate ffsend 0.2.74 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate ffsend 0.2.74 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 97eefc5e793d3ba1678d71d78aaab6daececd9a447d21307020ef05e39ba6bda
[INFO] running `Command { std: "docker" "start" "-a" "97eefc5e793d3ba1678d71d78aaab6daececd9a447d21307020ef05e39ba6bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97eefc5e793d3ba1678d71d78aaab6daececd9a447d21307020ef05e39ba6bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97eefc5e793d3ba1678d71d78aaab6daececd9a447d21307020ef05e39ba6bda", kill_on_drop: false }`
[INFO] [stdout] 97eefc5e793d3ba1678d71d78aaab6daececd9a447d21307020ef05e39ba6bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 69d65d47b95845a93d8d395c8c06b1152ec7660c527cbd38caf55eb1a12e7611
[INFO] running `Command { std: "docker" "start" "-a" "69d65d47b95845a93d8d395c8c06b1152ec7660c527cbd38caf55eb1a12e7611", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling ffsend-api v0.7.3
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[INFO] [stderr]    Compiling ffsend v0.2.74 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking sha-1 v0.8.2
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[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
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[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking h2 v0.3.6
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking chbs v0.1.0
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[INFO] [stderr]     Checking serde_json v1.0.68
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[INFO] [stderr]     Checking hyper-rustls v0.22.1
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[INFO] [stdout] warning: use of deprecated associated function `failure::Fail::causes`: please use the 'iter_chain()' method instead
[INFO] [stdout]   --> src/util.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |         .causes()
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Fail::causes`: please use the 'iter_chain()' method instead
[INFO] [stdout]   --> src/util.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |         .causes()
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 2m 34s
[INFO] running `Command { std: "docker" "inspect" "69d65d47b95845a93d8d395c8c06b1152ec7660c527cbd38caf55eb1a12e7611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d65d47b95845a93d8d395c8c06b1152ec7660c527cbd38caf55eb1a12e7611", kill_on_drop: false }`
[INFO] [stdout] 69d65d47b95845a93d8d395c8c06b1152ec7660c527cbd38caf55eb1a12e7611