[INFO] fetching crate sdoc 0.8.3...
[INFO] checking sdoc-0.8.3 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate sdoc 0.8.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sdoc 0.8.3 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sdoc 0.8.3
[INFO] finished tweaking crates.io crate sdoc 0.8.3
[INFO] tweaked toml for crates.io crate sdoc 0.8.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cli v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 566fb3175049e7b675bef4d41248b2b9f40ca8320d9b7ec2272aba4e2398b9b9
[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" "566fb3175049e7b675bef4d41248b2b9f40ca8320d9b7ec2272aba4e2398b9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "566fb3175049e7b675bef4d41248b2b9f40ca8320d9b7ec2272aba4e2398b9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566fb3175049e7b675bef4d41248b2b9f40ca8320d9b7ec2272aba4e2398b9b9", kill_on_drop: false }`
[INFO] [stdout] 566fb3175049e7b675bef4d41248b2b9f40ca8320d9b7ec2272aba4e2398b9b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c99c01d019dc4225474c5bc238216fb8ba79b95c03aa7bf6e2769373ac8e72f
[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" "8c99c01d019dc4225474c5bc238216fb8ba79b95c03aa7bf6e2769373ac8e72f", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking sdoc v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/workflow/mod.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn run(self, runner: &InstructionRunner) -> Response {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn InstructionRunner`
[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/workflow/mod.rs:61:51
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn run_workflow(workflow: Vec<Work>, runner: &InstructionRunner) -> Response {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn InstructionRunner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/workflow/mod.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn run(self, runner: &InstructionRunner) -> Response {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn InstructionRunner`
[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/workflow/mod.rs:61:51
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn run_workflow(workflow: Vec<Work>, runner: &InstructionRunner) -> Response {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn InstructionRunner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.47s
[INFO] running `Command { std: "docker" "inspect" "8c99c01d019dc4225474c5bc238216fb8ba79b95c03aa7bf6e2769373ac8e72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c99c01d019dc4225474c5bc238216fb8ba79b95c03aa7bf6e2769373ac8e72f", kill_on_drop: false }`
[INFO] [stdout] 8c99c01d019dc4225474c5bc238216fb8ba79b95c03aa7bf6e2769373ac8e72f