[INFO] fetching crate susie 0.1.0...
[INFO] checking susie-0.1.0 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate susie 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate susie 0.1.0 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate susie 0.1.0
[INFO] finished tweaking crates.io crate susie 0.1.0
[INFO] tweaked toml for crates.io crate susie 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate susie 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded static_assertions v0.3.4
[INFO] [stderr]   Downloaded downcast v0.10.0
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded target-lexicon v0.9.0
[INFO] [stderr]   Downloaded rug v1.6.0
[INFO] [stderr]   Downloaded unreachable v1.0.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded lexical-core v0.4.6
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded smallvec v1.0.0
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded unicode-segmentation v1.6.0
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded lexical v2.2.2
[INFO] [stderr]   Downloaded ref_thread_local v0.0.0
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded nix v0.15.0
[INFO] [stderr]   Downloaded rustyline v5.0.4
[INFO] [stderr]   Downloaded blake2b_simd v0.5.9
[INFO] [stderr]   Downloaded cranelift v0.50.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.5
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.50.0
[INFO] [stderr]   Downloaded thiserror v1.0.5
[INFO] [stderr]   Downloaded cranelift-entity v0.50.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.50.0
[INFO] [stderr]   Downloaded prolog_parser v0.8.34
[INFO] [stderr]   Downloaded cranelift-frontend v0.50.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.1.14
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.50.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.50.0
[INFO] [stderr]   Downloaded scryer-prolog v0.8.115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02592b9cae9da11c5f684e4f4da0a84cd3c405d1e47ae48126d1a2ab5ce56fdb
[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" "02592b9cae9da11c5f684e4f4da0a84cd3c405d1e47ae48126d1a2ab5ce56fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02592b9cae9da11c5f684e4f4da0a84cd3c405d1e47ae48126d1a2ab5ce56fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02592b9cae9da11c5f684e4f4da0a84cd3c405d1e47ae48126d1a2ab5ce56fdb", kill_on_drop: false }`
[INFO] [stdout] 02592b9cae9da11c5f684e4f4da0a84cd3c405d1e47ae48126d1a2ab5ce56fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12ee629b2323e3eca3e65e6d6038c46ec6d26bda9df36c12a87aa582e37a400e
[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" "12ee629b2323e3eca3e65e6d6038c46ec6d26bda9df36c12a87aa582e37a400e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.50.0
[INFO] [stderr]    Compiling cranelift-entity v0.50.0
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.50.0
[INFO] [stderr]     Checking cranelift-bforest v0.50.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.5
[INFO] [stderr]     Checking thiserror v1.0.5
[INFO] [stderr]    Compiling cranelift-codegen v0.50.0
[INFO] [stderr]     Checking cranelift-frontend v0.50.0
[INFO] [stderr]     Checking cranelift v0.50.0
[INFO] [stderr]     Checking susie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.88s
[INFO] running `Command { std: "docker" "inspect" "12ee629b2323e3eca3e65e6d6038c46ec6d26bda9df36c12a87aa582e37a400e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ee629b2323e3eca3e65e6d6038c46ec6d26bda9df36c12a87aa582e37a400e", kill_on_drop: false }`
[INFO] [stdout] 12ee629b2323e3eca3e65e6d6038c46ec6d26bda9df36c12a87aa582e37a400e