[INFO] cloning repository https://github.com/RaphaelDarley/didact
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RaphaelDarley/didact" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphaelDarley%2Fdidact", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphaelDarley%2Fdidact'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71b2d23277c360e1e93d95d7b31dc892f6811e71
[INFO] checking RaphaelDarley/didact against master#49b3924bd4a34d3cf9c37b74120fba78d9712ab8 for pr-118247
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphaelDarley%2Fdidact" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RaphaelDarley/didact on toolchain 49b3924bd4a34d3cf9c37b74120fba78d9712ab8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b3924bd4a34d3cf9c37b74120fba78d9712ab8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RaphaelDarley/didact
[INFO] finished tweaking git repo https://github.com/RaphaelDarley/didact
[INFO] tweaked toml for git repo https://github.com/RaphaelDarley/didact written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RaphaelDarley/didact 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" "+49b3924bd4a34d3cf9c37b74120fba78d9712ab8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking RaphaelDarley/didact against try#ab2dc84cfc2c30bb279a7cd2bfef172c30260142 for pr-118247
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphaelDarley%2Fdidact" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RaphaelDarley/didact on toolchain ab2dc84cfc2c30bb279a7cd2bfef172c30260142
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RaphaelDarley/didact
[INFO] finished tweaking git repo https://github.com/RaphaelDarley/didact
[INFO] tweaked toml for git repo https://github.com/RaphaelDarley/didact written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/RaphaelDarley/didact 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" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking RaphaelDarley/didact against try#ab2dc84cfc2c30bb279a7cd2bfef172c30260142 for pr-118247
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphaelDarley%2Fdidact" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RaphaelDarley/didact on toolchain ab2dc84cfc2c30bb279a7cd2bfef172c30260142
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RaphaelDarley/didact
[INFO] finished tweaking git repo https://github.com/RaphaelDarley/didact
[INFO] tweaked toml for git repo https://github.com/RaphaelDarley/didact written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/RaphaelDarley/didact 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" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59817b884cc966869c08dd4bb4146ebd4779f51ca103081d64cae8b4b2eaed5b
[INFO] running `Command { std: "docker" "start" "-a" "59817b884cc966869c08dd4bb4146ebd4779f51ca103081d64cae8b4b2eaed5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59817b884cc966869c08dd4bb4146ebd4779f51ca103081d64cae8b4b2eaed5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59817b884cc966869c08dd4bb4146ebd4779f51ca103081d64cae8b4b2eaed5b", kill_on_drop: false }`
[INFO] [stdout] 59817b884cc966869c08dd4bb4146ebd4779f51ca103081d64cae8b4b2eaed5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 500fadfaedb570b50191f4b6a8fc8293802c8b038c587dd9615e08d35bd53f2a
[INFO] running `Command { std: "docker" "start" "-a" "500fadfaedb570b50191f4b6a8fc8293802c8b038c587dd9615e08d35bd53f2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking didact v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/activation.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Activation {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 24 |     fn new(name: &'static str, function: ActivationFunction) -> Activation {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/activation.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Activation {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 24 |     fn new(name: &'static str, function: ActivationFunction) -> Activation {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 1 positional argument in format string, but no arguments were given
[INFO] [stdout]   --> src/main.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     println!("{}");
[INFO] [stdout]    |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 1 positional argument in format string, but no arguments were given
[INFO] [stdout]   --> src/main.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     println!("{}");
[INFO] [stdout]    |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `didact::layer::Layer`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use didact::layer::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `didact::layer::Layer`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use didact::layer::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `function` found for struct `Activation` in the current scope
[INFO] [stdout]   --> src/main.rs:66:37
[INFO] [stdout]    |
[INFO] [stdout] 66 |     activation::Activation::SOFTMAX.function(test_vals);
[INFO] [stdout]    |                                     ^^^^^^^^ field, not a method
[INFO] [stdout]    |
[INFO] [stdout] help: to call the function stored in `function`, surround the field access with parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 |     (activation::Activation::SOFTMAX.function)(test_vals);
[INFO] [stdout]    |     +                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `function` found for struct `Activation` in the current scope
[INFO] [stdout]   --> src/main.rs:66:37
[INFO] [stdout]    |
[INFO] [stdout] 66 |     activation::Activation::SOFTMAX.function(test_vals);
[INFO] [stdout]    |                                     ^^^^^^^^ field, not a method
[INFO] [stdout]    |
[INFO] [stdout] help: to call the function stored in `function`, surround the field access with parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 |     (activation::Activation::SOFTMAX.function)(test_vals);
[INFO] [stdout]    |     +                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `didact` (bin "didact") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `didact` (bin "didact" test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "500fadfaedb570b50191f4b6a8fc8293802c8b038c587dd9615e08d35bd53f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500fadfaedb570b50191f4b6a8fc8293802c8b038c587dd9615e08d35bd53f2a", kill_on_drop: false }`
[INFO] [stdout] 500fadfaedb570b50191f4b6a8fc8293802c8b038c587dd9615e08d35bd53f2a