[INFO] crate conjure-error 0.7.4 is already in cache
[INFO] checking conjure-error-0.7.4 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate conjure-error 0.7.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate conjure-error 0.7.4 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conjure-error 0.7.4
[INFO] finished tweaking crates.io crate conjure-error 0.7.4
[INFO] tweaked toml for crates.io crate conjure-error 0.7.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02cef4543f3dcdb4b921f1b8ec9d028e6f37b4b7e063425886f8010de351218d
[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" "02cef4543f3dcdb4b921f1b8ec9d028e6f37b4b7e063425886f8010de351218d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02cef4543f3dcdb4b921f1b8ec9d028e6f37b4b7e063425886f8010de351218d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02cef4543f3dcdb4b921f1b8ec9d028e6f37b4b7e063425886f8010de351218d", kill_on_drop: false }`
[INFO] [stdout] 02cef4543f3dcdb4b921f1b8ec9d028e6f37b4b7e063425886f8010de351218d
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cce4b6278947221351c1b19b02716c7019b1d01f2aad2f7058975a011673bab9
[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" "cce4b6278947221351c1b19b02716c7019b1d01f2aad2f7058975a011673bab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking ordered-float v2.2.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking conjure-object v0.7.4
[INFO] [stderr]     Checking conjure-error v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.50s
[INFO] running `Command { std: "docker" "inspect" "cce4b6278947221351c1b19b02716c7019b1d01f2aad2f7058975a011673bab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce4b6278947221351c1b19b02716c7019b1d01f2aad2f7058975a011673bab9", kill_on_drop: false }`
[INFO] [stdout] cce4b6278947221351c1b19b02716c7019b1d01f2aad2f7058975a011673bab9