[INFO] cloning repository https://github.com/adubois/rust-books
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adubois/rust-books" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadubois%2Frust-books", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadubois%2Frust-books'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec5a474deaea1cd47a310d80dc079774b20a44de
[INFO] testing adubois/rust-books against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadubois%2Frust-books" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adubois/rust-books on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adubois/rust-books
[INFO] finished tweaking git repo https://github.com/adubois/rust-books
[INFO] tweaked toml for git repo https://github.com/adubois/rust-books written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/adubois/rust-books already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3e9e83562f09b82fc9376ead4d54bfef53695395642bd64dedd01032f3416a
[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" "5c3e9e83562f09b82fc9376ead4d54bfef53695395642bd64dedd01032f3416a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3e9e83562f09b82fc9376ead4d54bfef53695395642bd64dedd01032f3416a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3e9e83562f09b82fc9376ead4d54bfef53695395642bd64dedd01032f3416a", kill_on_drop: false }`
[INFO] [stdout] 5c3e9e83562f09b82fc9376ead4d54bfef53695395642bd64dedd01032f3416a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58d2efb0af301ab0a0efe3124aafb08cd1c41b79b2a8bd079cc7a6ae5aea92e4
[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" "58d2efb0af301ab0a0efe3124aafb08cd1c41b79b2a8bd079cc7a6ae5aea92e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling pear_codegen v0.1.0 (http://github.com/SergioBenitez/Pear?rev=d221e16dd#d221e16d)
[INFO] [stderr]    Compiling rocket_codegen_next v0.4.0-dev (https://github.com/SergioBenitez/Rocket#085a1430)
[INFO] [stderr]    Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket#085a1430)
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling r2d2 v0.8.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.9
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling notify v4.0.6
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling derive_utils_core v0.1.0 (https://github.com/SergioBenitez/derive-utils?rev=62f361f#62f361fe)
[INFO] [stderr]    Compiling diesel_derives v1.3.0
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling derive_utils_codegen v0.1.0 (https://github.com/SergioBenitez/derive-utils?rev=62f361f#62f361fe)
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling diesel v1.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling derive_utils v0.1.0 (https://github.com/SergioBenitez/derive-utils?rev=62f361f#62f361fe)
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling dotenv v0.13.0
[INFO] [stderr]    Compiling pear v0.1.0 (http://github.com/SergioBenitez/Pear?rev=d221e16dd#d221e16d)
[INFO] [stderr]    Compiling rocket_http v0.4.0-dev (https://github.com/SergioBenitez/Rocket#085a1430)
[INFO] [stdout] error[E0463]: can't find crate for `syntax_pos`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/085a143/core/codegen_next/src/lib.rs:432:1
[INFO] [stdout]     |
[INFO] [stdout] 432 | extern crate syntax_pos;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket_codegen_next`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "58d2efb0af301ab0a0efe3124aafb08cd1c41b79b2a8bd079cc7a6ae5aea92e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d2efb0af301ab0a0efe3124aafb08cd1c41b79b2a8bd079cc7a6ae5aea92e4", kill_on_drop: false }`
[INFO] [stdout] 58d2efb0af301ab0a0efe3124aafb08cd1c41b79b2a8bd079cc7a6ae5aea92e4