[INFO] cloning repository https://github.com/uniphil/write-only.space
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uniphil/write-only.space" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funiphil%2Fwrite-only.space", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funiphil%2Fwrite-only.space'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ef176f80d6135870dbaa05778be265d55422ba3
[INFO] checking uniphil/write-only.space against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funiphil%2Fwrite-only.space" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uniphil/write-only.space on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uniphil/write-only.space
[INFO] finished tweaking git repo https://github.com/uniphil/write-only.space
[INFO] tweaked toml for git repo https://github.com/uniphil/write-only.space written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/uniphil/write-only.space already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a8a13f26e86249185aab2297c045941e0c69ccb6f2bd6d4b1910fe61b8adf50
[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" "3a8a13f26e86249185aab2297c045941e0c69ccb6f2bd6d4b1910fe61b8adf50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a8a13f26e86249185aab2297c045941e0c69ccb6f2bd6d4b1910fe61b8adf50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8a13f26e86249185aab2297c045941e0c69ccb6f2bd6d4b1910fe61b8adf50", kill_on_drop: false }`
[INFO] [stdout] 3a8a13f26e86249185aab2297c045941e0c69ccb6f2bd6d4b1910fe61b8adf50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52a49fc68a6a7cf01540528218298d0b3eacb0754b5a7cd7c68319e54c354e1b
[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" "52a49fc68a6a7cf01540528218298d0b3eacb0754b5a7cd7c68319e54c354e1b", kill_on_drop: false }`
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking route v0.2.0
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking phf_shared v0.7.15
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking r2d2 v0.7.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking phf v0.7.15
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling phf_generator v0.7.15
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling phf_codegen v0.7.15
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking postgres v0.11.12
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking multipart v0.8.1
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking r2d2_postgres v0.10.1
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking persistent v0.2.1
[INFO] [stderr]     Checking logger v0.1.0
[INFO] [stderr]     Checking bodyparser v0.4.1
[INFO] [stderr]     Checking urlencoded v0.4.1
[INFO] [stderr]     Checking params v0.4.1 (https://github.com/uniphil/params#b475d544)
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stderr]     Checking write-only-space v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |     let manager = try!(PostgresConnectionManager::new(uri, SslMode::None)
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:307:42
[INFO] [stdout]     |
[INFO] [stdout] 307 |         None => return Ok(Response::with((Status::NotFound))),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:349:42
[INFO] [stdout]     |
[INFO] [stdout] 349 |         None => return Ok(Response::with((Status::NotFound))),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/main.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | / lazy_static! {
[INFO] [stdout] 483 | |     // sandbox account
[INFO] [stdout] 484 | |     static ref MAILGUN_KEY: String = env("MAILGUN_KEY", "key-7cdbe8cd5fe3a81fff2a24121c7644dc");
[INFO] [stdout] 485 | |     static ref MAILGUN_DOMAIN: String = env("MAILGUN_DOMAIN", "sandboxdef91d7398f94b818073e4b7a1341be7.mailgun.org");
[INFO] [stdout] 486 | | }
[INFO] [stdout]     | |_^
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/main.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | / lazy_static! {
[INFO] [stdout] 483 | |     // sandbox account
[INFO] [stdout] 484 | |     static ref MAILGUN_KEY: String = env("MAILGUN_KEY", "key-7cdbe8cd5fe3a81fff2a24121c7644dc");
[INFO] [stdout] 485 | |     static ref MAILGUN_DOMAIN: String = env("MAILGUN_DOMAIN", "sandboxdef91d7398f94b818073e4b7a1341be7.mailgun.org");
[INFO] [stdout] 486 | | }
[INFO] [stdout]     | |_^
[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: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |     let manager = try!(PostgresConnectionManager::new(uri, SslMode::None)
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:307:42
[INFO] [stdout]     |
[INFO] [stdout] 307 |         None => return Ok(Response::with((Status::NotFound))),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:349:42
[INFO] [stdout]     |
[INFO] [stdout] 349 |         None => return Ok(Response::with((Status::NotFound))),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/main.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | / lazy_static! {
[INFO] [stdout] 483 | |     // sandbox account
[INFO] [stdout] 484 | |     static ref MAILGUN_KEY: String = env("MAILGUN_KEY", "key-7cdbe8cd5fe3a81fff2a24121c7644dc");
[INFO] [stdout] 485 | |     static ref MAILGUN_DOMAIN: String = env("MAILGUN_DOMAIN", "sandboxdef91d7398f94b818073e4b7a1341be7.mailgun.org");
[INFO] [stdout] 486 | | }
[INFO] [stdout]     | |_^
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/main.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 482 | / lazy_static! {
[INFO] [stdout] 483 | |     // sandbox account
[INFO] [stdout] 484 | |     static ref MAILGUN_KEY: String = env("MAILGUN_KEY", "key-7cdbe8cd5fe3a81fff2a24121c7644dc");
[INFO] [stdout] 485 | |     static ref MAILGUN_DOMAIN: String = env("MAILGUN_DOMAIN", "sandboxdef91d7398f94b818073e4b7a1341be7.mailgun.org");
[INFO] [stdout] 486 | | }
[INFO] [stdout]     | |_^
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.57s
[INFO] running `Command { std: "docker" "inspect" "52a49fc68a6a7cf01540528218298d0b3eacb0754b5a7cd7c68319e54c354e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a49fc68a6a7cf01540528218298d0b3eacb0754b5a7cd7c68319e54c354e1b", kill_on_drop: false }`
[INFO] [stdout] 52a49fc68a6a7cf01540528218298d0b3eacb0754b5a7cd7c68319e54c354e1b