[INFO] cloning repository https://github.com/machine-learning-apps/prism
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/machine-learning-apps/prism" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmachine-learning-apps%2Fprism", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmachine-learning-apps%2Fprism'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a6a49c09f439a09ca87c67bb34fc4c6ee9b16a3
[INFO] checking machine-learning-apps/prism against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmachine-learning-apps%2Fprism" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/machine-learning-apps/prism
[INFO] finished tweaking git repo https://github.com/machine-learning-apps/prism
[INFO] tweaked toml for git repo https://github.com/machine-learning-apps/prism written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/machine-learning-apps/prism on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/machine-learning-apps/prism 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding itoa v1.0.17
[INFO] [stderr]       Adding ryu v1.0.22
[INFO] [stderr]       Adding serde v1.0.113 (available: v1.0.228)
[INFO] [stderr]       Adding serde_derive v1.0.113 (available: v1.0.228)
[INFO] [stderr]       Adding serde_json v1.0.99 (available: v1.0.149)
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3b7db99e80cfc66d89a4c94de42d736ddcb17986670f9086cbe5190cc0a90a2
[INFO] running `Command { std: "docker" "start" "-a" "a3b7db99e80cfc66d89a4c94de42d736ddcb17986670f9086cbe5190cc0a90a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3b7db99e80cfc66d89a4c94de42d736ddcb17986670f9086cbe5190cc0a90a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b7db99e80cfc66d89a4c94de42d736ddcb17986670f9086cbe5190cc0a90a2", kill_on_drop: false }`
[INFO] [stdout] a3b7db99e80cfc66d89a4c94de42d736ddcb17986670f9086cbe5190cc0a90a2
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27ab578a5606af40c6a69cc862e9cab2e44775de497314666c02a36fe73ee933
[INFO] running `Command { std: "docker" "start" "-a" "27ab578a5606af40c6a69cc862e9cab2e44775de497314666c02a36fe73ee933", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.99
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[INFO] [stderr]     Checking signal-hook-registry v1.2.0
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[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking futures-util v0.3.1
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[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking prism v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{Duration, SystemTime, UNIX_EPOCH};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]   --> src/main.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde::{Serialize, Deserialize};
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let now = (SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis() as usize);
[INFO] [stdout]    |                   ^                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let now = (SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis() as usize);
[INFO] [stdout] 77 +         let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis() as usize ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |         thread::sleep_ms((next_send - now) as u32);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{Duration, SystemTime, UNIX_EPOCH};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]   --> src/main.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde::{Serialize, Deserialize};
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let now = (SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis() as usize);
[INFO] [stdout]    |                   ^                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let now = (SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis() as usize);
[INFO] [stdout] 77 +         let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis() as usize ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |         thread::sleep_ms((next_send - now) as u32);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:152:29
[INFO] [stdout]     |
[INFO] [stdout] 152 |                         Err(e) => Ok::<_, Error>(Response::new(Body::from(format!("Error"))))
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `request` is never read
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct ReqChannel {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 23 |     request: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct SRequest<'a> {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 29 |     headers: &'a Parts,
[INFO] [stdout] 30 |     body: &'a String
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SRequest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         state.serialize_field("headers", &headers);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let _ = state.serialize_field("headers", &headers);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:152:29
[INFO] [stdout]     |
[INFO] [stdout] 152 |                         Err(e) => Ok::<_, Error>(Response::new(Body::from(format!("Error"))))
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `request` is never read
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct ReqChannel {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 23 |     request: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct SRequest<'a> {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 29 |     headers: &'a Parts,
[INFO] [stdout] 30 |     body: &'a String
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SRequest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         state.serialize_field("headers", &headers);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let _ = state.serialize_field("headers", &headers);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.53s
[INFO] running `Command { std: "docker" "inspect" "27ab578a5606af40c6a69cc862e9cab2e44775de497314666c02a36fe73ee933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ab578a5606af40c6a69cc862e9cab2e44775de497314666c02a36fe73ee933", kill_on_drop: false }`
[INFO] [stdout] 27ab578a5606af40c6a69cc862e9cab2e44775de497314666c02a36fe73ee933
