[INFO] fetching crate advantage 0.1.0...
[INFO] checking advantage-0.1.0 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950
[INFO] extracting crate advantage 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate advantage 0.1.0 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate advantage 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate advantage 0.1.0
[INFO] tweaked toml for crates.io crate advantage 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate advantage 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3df4a4457c0b1dcf97f6ccb35a6e68c039a3a3c3371ed41c8b23569b05740ff
[INFO] running `Command { std: "docker" "start" "-a" "a3df4a4457c0b1dcf97f6ccb35a6e68c039a3a3c3371ed41c8b23569b05740ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3df4a4457c0b1dcf97f6ccb35a6e68c039a3a3c3371ed41c8b23569b05740ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3df4a4457c0b1dcf97f6ccb35a6e68c039a3a3c3371ed41c8b23569b05740ff", kill_on_drop: false }`
[INFO] [stdout] a3df4a4457c0b1dcf97f6ccb35a6e68c039a3a3c3371ed41c8b23569b05740ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48840d2dd91f18e856f1614b71323029beba242f3461470338cec1c2628e5903
[INFO] running `Command { std: "docker" "start" "-a" "48840d2dd91f18e856f1614b71323029beba242f3461470338cec1c2628e5903", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling advantage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling paste-impl v0.1.12
[INFO] [stderr]     Checking paste v0.1.12
[INFO] [stdout] error[E0597]: `ctx` does not live long enough
[INFO] [stdout]   --> src/drivers/jacobian.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let mut ctx = AContext::new();
[INFO] [stdout]    |             ------- binding `ctx` declared here
[INFO] [stdout] ...
[INFO] [stdout] 98 |         ctx.tape()
[INFO] [stdout]    |         ^^^-------
[INFO] [stdout]    |         |
[INFO] [stdout]    |         borrowed value does not live long enough
[INFO] [stdout]    |         argument requires that `ctx` is borrowed for `'static`
[INFO] [stdout] 99 |     }
[INFO] [stdout]    |     - `ctx` dropped here while still borrowed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0515]: cannot return value referencing local variable `ctx`
[INFO] [stdout]   --> src/function.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         Box::new(ctx.tape())
[INFO] [stdout]    |         ^^^^^^^^^---^^^^^^^^
[INFO] [stdout]    |         |        |
[INFO] [stdout]    |         |        `ctx` is borrowed here
[INFO] [stdout]    |         returns a value referencing data owned by the current function
[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 E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advantage` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advantage` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "48840d2dd91f18e856f1614b71323029beba242f3461470338cec1c2628e5903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48840d2dd91f18e856f1614b71323029beba242f3461470338cec1c2628e5903", kill_on_drop: false }`
[INFO] [stdout] 48840d2dd91f18e856f1614b71323029beba242f3461470338cec1c2628e5903