[INFO] fetching crate build_details 0.1.2...
[INFO] checking build_details-0.1.2 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate build_details 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate build_details 0.1.2 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate build_details 0.1.2
[INFO] finished tweaking crates.io crate build_details 0.1.2
[INFO] tweaked toml for crates.io crate build_details 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e84f1edcc4d7f6353bc4cacd005733d3c67140c1d3a8b5a5f662bd15a44154e0
[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" "e84f1edcc4d7f6353bc4cacd005733d3c67140c1d3a8b5a5f662bd15a44154e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e84f1edcc4d7f6353bc4cacd005733d3c67140c1d3a8b5a5f662bd15a44154e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84f1edcc4d7f6353bc4cacd005733d3c67140c1d3a8b5a5f662bd15a44154e0", kill_on_drop: false }`
[INFO] [stdout] e84f1edcc4d7f6353bc4cacd005733d3c67140c1d3a8b5a5f662bd15a44154e0
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 786f899f7ec7b748fc917dcaa7bbc5e45f62beba5fb039fe9d48cc65fe156b1f
[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" "786f899f7ec7b748fc917dcaa7bbc5e45f62beba5fb039fe9d48cc65fe156b1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking phf_generator v0.7.24
[INFO] [stderr]     Checking phf_codegen v0.7.24
[INFO] [stderr]     Checking build_details v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:188:43
[INFO] [stdout]     |
[INFO] [stdout] 188 |     pub fn write_to(&self, out_file: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn into_render(self) -> Box<Render> {
[INFO] [stdout]     |                                 ^^^^^^ help: use `dyn`: `dyn Render`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:188:43
[INFO] [stdout]     |
[INFO] [stdout] 188 |     pub fn write_to(&self, out_file: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn into_render(self) -> Box<Render> {
[INFO] [stdout]     |                                 ^^^^^^ help: use `dyn`: `dyn Render`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "786f899f7ec7b748fc917dcaa7bbc5e45f62beba5fb039fe9d48cc65fe156b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786f899f7ec7b748fc917dcaa7bbc5e45f62beba5fb039fe9d48cc65fe156b1f", kill_on_drop: false }`
[INFO] [stdout] 786f899f7ec7b748fc917dcaa7bbc5e45f62beba5fb039fe9d48cc65fe156b1f