[INFO] fetching crate schemer 0.1.2...
[INFO] checking schemer-0.1.2 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate schemer 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate schemer 0.1.2 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate schemer 0.1.2
[INFO] finished tweaking crates.io crate schemer 0.1.2
[INFO] tweaked toml for crates.io crate schemer 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a4c7a21688f49698474d073801a33eb0dffdb8ccf09cb44e69f272c67f3bfd23
[INFO] running `Command { std: "docker" "start" "-a" "a4c7a21688f49698474d073801a33eb0dffdb8ccf09cb44e69f272c67f3bfd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c7a21688f49698474d073801a33eb0dffdb8ccf09cb44e69f272c67f3bfd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c7a21688f49698474d073801a33eb0dffdb8ccf09cb44e69f272c67f3bfd23", kill_on_drop: false }`
[INFO] [stdout] a4c7a21688f49698474d073801a33eb0dffdb8ccf09cb44e69f272c67f3bfd23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a9e51f23e443122a5509a66ad63c27b03de6c8195adcade0cf02cd80465548a
[INFO] running `Command { std: "docker" "start" "-a" "6a9e51f23e443122a5509a66ad63c27b03de6c8195adcade0cf02cd80465548a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking schemer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:382:30
[INFO] [stdout]     |
[INFO] [stdout] 382 |         type MigrationType = Migration;
[INFO] [stdout]     |                              ^^^^^^^^^ help: use `dyn`: `dyn Migration`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/testing.rs:76:23
[INFO] [stdout]     |
[INFO] [stdout] 76  |                 $setup;
[INFO] [stdout]     |                       ^ help: remove this semicolon
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:407:5
[INFO] [stdout]     |
[INFO] [stdout] 407 |     test_schemer_adapter!(DefaultTestAdapter::new());
[INFO] [stdout]     |     ------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/testing.rs:76:23
[INFO] [stdout]     |
[INFO] [stdout] 76  |                 $setup;
[INFO] [stdout]     |                       ^ help: remove this semicolon
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:407:5
[INFO] [stdout]     |
[INFO] [stdout] 407 |     test_schemer_adapter!(DefaultTestAdapter::new());
[INFO] [stdout]     |     ------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.72s
[INFO] running `Command { std: "docker" "inspect" "6a9e51f23e443122a5509a66ad63c27b03de6c8195adcade0cf02cd80465548a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9e51f23e443122a5509a66ad63c27b03de6c8195adcade0cf02cd80465548a", kill_on_drop: false }`
[INFO] [stdout] 6a9e51f23e443122a5509a66ad63c27b03de6c8195adcade0cf02cd80465548a