[INFO] cloning repository https://github.com/dutchmartin/sprattus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dutchmartin/sprattus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdutchmartin%2Fsprattus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdutchmartin%2Fsprattus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3a43e65e5a524ee446b6d8eda3d4b6992a144c8
[INFO] checking dutchmartin/sprattus against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdutchmartin%2Fsprattus" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dutchmartin/sprattus on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/dutchmartin/sprattus
[INFO] finished tweaking git repo https://github.com/dutchmartin/sprattus
[INFO] tweaked toml for git repo https://github.com/dutchmartin/sprattus written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dutchmartin/sprattus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postgres-protocol v0.5.0
[INFO] [stderr]   Downloaded tokio v0.2.8
[INFO] [stderr]   Downloaded sprattus-derive v0.0.1
[INFO] [stderr]   Downloaded eui48 v0.4.6
[INFO] [stderr]   Downloaded postgres-types v0.1.0
[INFO] [stderr]   Downloaded tokio-postgres v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50adf35d77b7d3b6c0a58ceef79390e52e6ea83cbc23145c1c303d07298d654b
[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" "50adf35d77b7d3b6c0a58ceef79390e52e6ea83cbc23145c1c303d07298d654b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50adf35d77b7d3b6c0a58ceef79390e52e6ea83cbc23145c1c303d07298d654b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50adf35d77b7d3b6c0a58ceef79390e52e6ea83cbc23145c1c303d07298d654b", kill_on_drop: false }`
[INFO] [stdout] 50adf35d77b7d3b6c0a58ceef79390e52e6ea83cbc23145c1c303d07298d654b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da67fc07526dadd4f02b1fe2be5d4d57ef9f82bf6460c4dec1a812ff553aae1
[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" "3da67fc07526dadd4f02b1fe2be5d4d57ef9f82bf6460c4dec1a812ff553aae1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.1.2
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking postgres-protocol v0.5.0
[INFO] [stderr]     Checking postgres-types v0.1.0
[INFO] [stderr]     Checking sprattus-derive v0.0.1 (/opt/rustwide/workdir/sprattus-derive)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> sprattus-derive/src/lib.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |           _ => panic!(format!(
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 53 | |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 54 | |             name.to_string()
[INFO] [stdout] 55 | |         )),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 52 |         _ => panic!(
[INFO] [stdout] 53 |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 54 |             name.to_string()
[INFO] [stdout] 55 |         ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> sprattus-derive/src/lib.rs:116:16
[INFO] [stdout]     |
[INFO] [stdout] 116 |           panic!(format!(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 117 | |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 118 | |             name.to_string()
[INFO] [stdout] 119 | |         ))
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 116 |         panic!(
[INFO] [stdout] 117 |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 118 |             name.to_string()
[INFO] [stdout] 119 |         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> sprattus-derive/src/lib.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |           _ => panic!(format!(
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 53 | |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 54 | |             name.to_string()
[INFO] [stdout] 55 | |         )),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 52 |         _ => panic!(
[INFO] [stdout] 53 |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 54 |             name.to_string()
[INFO] [stdout] 55 |         ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> sprattus-derive/src/lib.rs:116:16
[INFO] [stdout]     |
[INFO] [stdout] 116 |           panic!(format!(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 117 | |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 118 | |             name.to_string()
[INFO] [stdout] 119 | |         ))
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 116 |         panic!(
[INFO] [stdout] 117 |             "Deriving on {}, which is not a struct, is not supported",
[INFO] [stdout] 118 |             name.to_string()
[INFO] [stdout] 119 |         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling sprattus-derive v0.0.1
[INFO] [stderr]     Checking tokio v0.2.8
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tokio-postgres v0.5.1
[INFO] [stderr]     Checking sprattus v0.0.1 (/opt/rustwide/workdir/sprattus)
[INFO] [stderr]     Checking sprattus-test v0.1.0 (/opt/rustwide/workdir/sprattus-test)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.18s
[INFO] running `Command { std: "docker" "inspect" "3da67fc07526dadd4f02b1fe2be5d4d57ef9f82bf6460c4dec1a812ff553aae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da67fc07526dadd4f02b1fe2be5d4d57ef9f82bf6460c4dec1a812ff553aae1", kill_on_drop: false }`
[INFO] [stdout] 3da67fc07526dadd4f02b1fe2be5d4d57ef9f82bf6460c4dec1a812ff553aae1