[INFO] cloning repository https://github.com/IreneKnapp/2020-advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IreneKnapp/2020-advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIreneKnapp%2F2020-advent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIreneKnapp%2F2020-advent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e80f27c8e64891a488e8563f993e4642898e10e
[INFO] testing IreneKnapp/2020-advent-of-code against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIreneKnapp%2F2020-advent-of-code" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IreneKnapp/2020-advent-of-code on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IreneKnapp/2020-advent-of-code
[INFO] finished tweaking git repo https://github.com/IreneKnapp/2020-advent-of-code
[INFO] tweaked toml for git repo https://github.com/IreneKnapp/2020-advent-of-code written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/IreneKnapp/2020-advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v1.0.5
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1399e9bb60fcca9ed6fb364a3612e0583169f60723355ac90efa197d0068567b
[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" "1399e9bb60fcca9ed6fb364a3612e0583169f60723355ac90efa197d0068567b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1399e9bb60fcca9ed6fb364a3612e0583169f60723355ac90efa197d0068567b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1399e9bb60fcca9ed6fb364a3612e0583169f60723355ac90efa197d0068567b", kill_on_drop: false }`
[INFO] [stdout] 1399e9bb60fcca9ed6fb364a3612e0583169f60723355ac90efa197d0068567b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c7a2295f4239902284736ea131a171d2aa3f2225aaa085d58142049ab0ce02f
[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" "0c7a2295f4239902284736ea131a171d2aa3f2225aaa085d58142049ab0ce02f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]    Compiling advent_lib v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stderr]    Compiling advent_07 v0.1.0 (/opt/rustwide/workdir/07)
[INFO] [stderr]    Compiling advent_03 v0.1.0 (/opt/rustwide/workdir/03)
[INFO] [stderr]    Compiling advent_25 v0.1.0 (/opt/rustwide/workdir/25)
[INFO] [stderr]    Compiling advent_14 v0.1.0 (/opt/rustwide/workdir/14)
[INFO] [stderr]    Compiling advent_02 v0.1.0 (/opt/rustwide/workdir/02)
[INFO] [stderr]    Compiling advent_23 v0.1.0 (/opt/rustwide/workdir/23)
[INFO] [stderr]    Compiling advent_13 v0.1.0 (/opt/rustwide/workdir/13)
[INFO] [stderr]    Compiling advent_20 v0.1.0 (/opt/rustwide/workdir/20)
[INFO] [stderr]    Compiling advent_12 v0.1.0 (/opt/rustwide/workdir/12)
[INFO] [stderr]    Compiling advent_05 v0.1.0 (/opt/rustwide/workdir/05)
[INFO] [stderr]    Compiling advent_09 v0.1.0 (/opt/rustwide/workdir/09)
[INFO] [stderr]    Compiling advent_10 v0.1.0 (/opt/rustwide/workdir/10)
[INFO] [stderr]    Compiling advent_17 v0.1.0 (/opt/rustwide/workdir/17)
[INFO] [stderr]    Compiling advent_08 v0.1.0 (/opt/rustwide/workdir/08)
[INFO] [stderr]    Compiling advent_24 v0.1.0 (/opt/rustwide/workdir/24)
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.118/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=4ac8ecffdc669619 -C extra-filename=-4ac8ecffdc669619 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ba80430fb18d8252.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-42bf3df2a4136a24.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-e974044325506d68.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0c7a2295f4239902284736ea131a171d2aa3f2225aaa085d58142049ab0ce02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7a2295f4239902284736ea131a171d2aa3f2225aaa085d58142049ab0ce02f", kill_on_drop: false }`
[INFO] [stdout] 0c7a2295f4239902284736ea131a171d2aa3f2225aaa085d58142049ab0ce02f